• Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.398 C/H – 4.375 Bore – 4.000 Stroke – 51.00CC – #99623

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 4.000
    Rod Length: 6.385
    Compression Height: 1.398
    Compression Ratio (109.00): 15.00
    Compression Ratio (118.00): 13.40
    Compression Ratio (124.00): 12.60
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 604
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .199
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.398 C/H – 4.500 Bore – 4.000 Stroke – 51.00CC – #85032

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.500
    Stroke: 4.000
    Rod Length: 6.385
    Compression Height: 1.398
    Compression Ratio (109.00): 15.70
    Compression Ratio (118.00): 14.00
    Compression Ratio (124.00): 13.10
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 628
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .135
    Oil Land: .075
    Deck Thickness: .230
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.398 C/H – 4.560 Bore – 4.000 Stroke – 49.00CC – #88766

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.560
    Stroke: 4.000
    Rod Length: 6.385
    Compression Height: 1.398
    Compression Ratio (109.00): 15.60
    Compression Ratio (118.00): 14.00
    Compression Ratio (124.00): 13.10
    Dome Volume: 49.00
    Dome Height: .700
    Gram Weight: 631
    Rings: 1/16 1/16 3/16
    Ring Set: CR9130
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .285
    Second Land: .140
    Oil Land: .070
    Deck Thickness: .230
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.523 C/H – 4.280 Bore – 4.250 Stroke – 51.00CC – #83462

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.280
    Stroke: 4.250
    Rod Length: 6.135
    Compression Height: 1.523
    Compression Ratio (109.00): 15.40
    Compression Ratio (118.00): 13.70
    Compression Ratio (124.00): 12.80
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 593
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .199
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.523 C/H – 4.310 Bore – 4.250 Stroke – 50.00CC – #86462

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.310
    Stroke: 4.250
    Rod Length: 6.135
    Compression Height: 1.523
    Compression Ratio (109.00): 15.30
    Compression Ratio (118.00): 13.70
    Compression Ratio (124.00): 12.80
    Dome Volume: 50.00
    Dome Height: .600
    Gram Weight: 611
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.523 C/H – 4.375 Bore – 4.250 Stroke – 49.00CC – #99622

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 4.250
    Rod Length: 6.135
    Compression Height: 1.523
    Compression Ratio (109.00): 15.50
    Compression Ratio (118.00): 13.90
    Compression Ratio (124.00): 13.00
    Dome Volume: 49.00
    Dome Height: .600
    Gram Weight: 621
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.523 C/H – 4.500 Bore – 4.250 Stroke – 49.00CC – #85462

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.500
    Stroke: 4.250
    Rod Length: 6.135
    Compression Height: 1.523
    Compression Ratio (109.00): 16.20
    Compression Ratio (118.00): 14.50
    Compression Ratio (124.00): 13.60
    Dome Volume: 49.00
    Dome Height: .600
    Gram Weight: 628
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .125
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.635 C/H – 4.310 Bore – 4.000 Stroke – 51.00CC – #80001

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.310
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.635
    Compression Ratio (109.00): 14.70
    Compression Ratio (118.00): 13.10
    Compression Ratio (124.00): 12.30
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 647
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.280 Bore – 4.000 Stroke – 51.00CC – #83062

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.280
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 14.50
    Compression Ratio (118.00): 13.00
    Compression Ratio (124.00): 12.10
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 631
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.310 Bore – 4.000 Stroke – 51.00CC – #86062

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.310
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 14.70
    Compression Ratio (118.00): 13.10
    Compression Ratio (124.00): 12.30
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 653
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.350 Bore – 4.000 Stroke – 51.00CC – #87062

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.350
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 14.90
    Compression Ratio (118.00): 13.30
    Compression Ratio (124.00): 12.40
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 665
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.375 Bore – 4.000 Stroke – 51.00CC – #99611

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.375
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 15.00
    Compression Ratio (118.00): 13.40
    Compression Ratio (124.00): 12.60
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 641
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .320
    Second Land: .135
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.500 Bore – 4.000 Stroke – 51.00CC – #85062

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.500
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 15.70
    Compression Ratio (118.00): 14.00
    Compression Ratio (124.00): 13.10
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 643
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .300
    Second Land: .125
    Oil Land: .078
    Deck Thickness: .230
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.648 C/H – 4.530 Bore – 4.000 Stroke – 51.00CC – #82014

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.530
    Stroke: 4.000
    Rod Length: 6.135
    Compression Height: 1.648
    Compression Ratio (109.00): 15.80
    Compression Ratio (118.00): 14.20
    Compression Ratio (124.00): 13.30
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 670
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .230
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.698 C/H – 4.530 Bore – 4.000 Stroke – 46.50CC – #82015

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.530
    Stroke: 4.000
    Rod Length: 6.385
    Compression Height: 1.698
    Compression Ratio (109.00): 15.00
    Compression Ratio (118.00): 13.50
    Compression Ratio (124.00): 12.60
    Dome Volume: 46.50
    Dome Height: .700
    Gram Weight: 642
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .330
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .230
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.768 C/H – 4.320 Bore – 3.760 Stroke – 51.00CC – #99554

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.320
    Stroke: 3.760
    Rod Length: 6.135
    Compression Height: 1.768
    Compression Ratio (109.00): 13.90
    Compression Ratio (118.00): 12.40
    Compression Ratio (124.00): 11.60
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 664
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .320
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Open Chamber – High Compression – Dome Top: 1.768 C/H – 4.350 Bore – 3.760 Stroke – 51.00CC – #99555

    Whats Included: Complete Set Of Pistons, Locks, & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.350
    Stroke: 3.760
    Rod Length: 6.135
    Compression Height: 1.768
    Compression Ratio (109.00): 14.00
    Compression Ratio (118.00): 12.60
    Compression Ratio (124.00): 11.80
    Dome Volume: 51.00
    Dome Height: .700
    Gram Weight: 574
    Rings: 1/16 1/16 3/16
    Ring Set: CR9190
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pin Type: 5115 Straight Wall
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: 150
    Pin Weight: 146 Grams
    Pin Buttons: Not Included
    Block Height: 9.800
    Top Land: .320
    Second Land: .157
    Oil Land: .078
    Deck Thickness: .200
    Intake Cutter: 2.400
    Exhaust Cutter: Slant
    Intake Depth: .320
    Exhaust Depth: .120 up
    Note: Compression Ratio based on .050 piston to head clearance (deck & gasket combined)
    Details

  • Chevrolet Big Block: Pro Mod 18 Deg Nitrous Special – High Compression – Dome Top: 1.120 C/H – 4.600 Bore – 4.250 Stroke – 14.00CC – #99827

    Whats Included: Complete Set Of Pistons Only
    Application: Recommended for Applications Using Nitrous (400+HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (82): 15.30
    Compression Ratio (85): 14.80
    Compression Ratio (97): 13.00
    Dome Volume: 14.00
    Dome Height: .180
    Gram Weight: 628
    Rings: .043 1/16 3/16
    Ring Set: CR4309
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: Not Included
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: N/A
    Pin Weight: N/A Grams
    Pin Buttons: B460 (Not Included)
    Block Height: 9.800
    Top Land: .300
    Second Land: .187
    Oil Land: .110
    Deck Thickness: .220
    Intake Cutter: 2.500
    Exhaust Cutter: 2.15
    Intake Depth: .320
    Exhaust Depth: -.020
    Note: Hard Core Drag Racing Only, with 17û & 18û Dart Big Chief, Brodix Big Duke and Brodix Pontiac
    Details

  • Chevrolet Big Block: Pro Mod 18 Deg Nitrous Special – High Compression – Dome Top: 1.120 C/H – 4.600 Bore – 4.750 Stroke – 14.00CC – #99827

    Whats Included: Complete Set Of Pistons Only
    Application: Recommended for Applications Using Nitrous (400+HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.600
    Stroke: 4.750
    Rod Length: 6.700
    Compression Height: 1.120
    Compression Ratio (82): 17.00
    Compression Ratio (85): 16.40
    Compression Ratio (97): 14.50
    Dome Volume: 14.00
    Dome Height: .180
    Gram Weight: 628
    Rings: .043 1/16 3/16
    Ring Set: CR4309
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: Not Included
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: N/A
    Pin Weight: N/A Grams
    Pin Buttons: B460 (Not Included)
    Block Height: 10.200
    Top Land: .300
    Second Land: .187
    Oil Land: .110
    Deck Thickness: .220
    Intake Cutter: 2.500
    Exhaust Cutter: 2.15
    Intake Depth: .320
    Exhaust Depth: -.020
    Note: Hard Core Drag Racing Only, with 17û & 18û Dart Big Chief, Brodix Big Duke and Brodix Pontiac
    Details

  • Chevrolet Big Block: Pro Mod 18 Deg Nitrous Special – High Compression – Dome Top: 1.120 C/H – 4.625 Bore – 4.250 Stroke – 14.00CC – #99828

    Whats Included: Complete Set Of Pistons Only
    Application: Recommended for Applications Using Nitrous (400+HP Shot) / Not Recommended For Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Dome Top
    Bore: 4.625
    Stroke: 4.250
    Rod Length: 6.535
    Compression Height: 1.120
    Compression Ratio (82): 15.50
    Compression Ratio (85): 15.00
    Compression Ratio (97): 13.20
    Dome Volume: 14.00
    Dome Height: .180
    Gram Weight: 641
    Rings: .043 1/16 3/16
    Ring Set: CR4307
    Rings Included: No
    Oil Rail Spacer: Not Included
    Pins: Not Included
    Pin Diameter: .990
    Pin Length: 2.930
    Pin Wall: N/A
    Pin Weight: N/A Grams
    Pin Buttons: B462 (Not Included)
    Block Height: 9.800
    Top Land: .300
    Second Land: .187
    Oil Land: .110
    Deck Thickness: .220
    Intake Cutter: 2.500
    Exhaust Cutter: 2.15
    Intake Depth: .320
    Exhaust Depth: -.020
    Note: Hard Core Drag Racing Only, with 17û & 18û Dart Big Chief, Brodix Big Duke and Brodix Pontiac
    Details

625 S Douglas St. El Segundo, CA 90245

Phone: 1 (310) 536-0100

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Family Run Since 1979…

For roughly 4 decades now, Ross Racing Pistons has met the global racer demand, for the most advanced forged pistons in the racing industry. Along with a dedicated line of in-stock pistons, we specialize in the manufacturing of custom, high-end, forged aluminum Import and Domestic piston applications, for use in high horsepower motorsports.
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