• Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.420 C/H – 4.040 Bore – 3.750 Stroke – -4.00CC – #99525

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.040
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.420
    Compression Ratio (58): 11.60
    Compression Ratio (64): 10.80
    Compression Ratio (76): 9.50
    Dome Volume: -4.00
    Gram Weight: 472
    Rings: 1/16 1/16 1/8
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.433 C/H – 4.030 Bore – 3.750 Stroke – -4.00CC – #90755

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.433
    Compression Ratio (58): 11.50
    Compression Ratio (64): 10.70
    Compression Ratio (76): 9.50
    Dome Volume: -4.00
    Gram Weight: 490
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.02 Bore – 3.48 Stroke – -4CC – #94455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.02
    Stroke: 3.48
    Rod Length: 5.7
    Compression Height: 1.568
    Compression Ratio (58): 10.9
    Compression Ratio (64): 10.15
    Compression Ratio (76): 8.94
    Dome Volume: -4
    Gram Weight: 505
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: 0.927
    Pin Length: 2.5
    Pin Wall: 0.15
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.020 Bore – 3.480 Stroke – -4.00CC – #94455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.020
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 10.90
    Compression Ratio (64): 10.15
    Compression Ratio (76): 8.94
    Dome Volume: -4.00
    Gram Weight: 505
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.03 Bore – 3.48 Stroke – -4CC – #90455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.03
    Stroke: 3.48
    Rod Length: 5.7
    Compression Height: 1.568
    Compression Ratio (58): 10.94
    Compression Ratio (64): 10.18
    Compression Ratio (76): 8.98
    Dome Volume: -4
    Gram Weight: 514
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: 0.927
    Pin Length: 2.5
    Pin Wall: 0.15
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.030 Bore – 3.480 Stroke – -4.00CC – #90455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 10.94
    Compression Ratio (64): 10.18
    Compression Ratio (76): 8.98
    Dome Volume: -4.00
    Gram Weight: 514
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.035 Bore – 3.48 Stroke – -4CC – #92455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.035
    Stroke: 3.48
    Rod Length: 5.7
    Compression Height: 1.568
    Compression Ratio (58): 10.8
    Compression Ratio (64): 10.1
    Compression Ratio (76): 8.9
    Dome Volume: -4
    Gram Weight: 417
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: 0.927
    Pin Length: 2.5
    Pin Wall: 0.15
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.035 Bore – 3.480 Stroke – -4.00CC – #92455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.035
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 10.80
    Compression Ratio (64): 10.10
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 417
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details
  • Placeholder

    Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.04 Bore – 3.48 Stroke – -4CC – #91455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.04
    Stroke: 3.48
    Rod Length: 5.7
    Compression Height: 1.568
    Compression Ratio (58): 10.8
    Compression Ratio (64): 10.1
    Compression Ratio (76): 8.9
    Dome Volume: -4
    Gram Weight: 526
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: 0.927
    Pin Length: 2.5
    Pin Wall: 0.15
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.040 Bore – 3.480 Stroke – -4.00CC – #91455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.040
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 10.80
    Compression Ratio (64): 10.10
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 526
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Heavy Duty) – Flat Top: 1.568 C/H – 4.060 Bore – 3.480 Stroke – -4.00CC – #93455

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.060
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 10.90
    Compression Ratio (64): 10.20
    Compression Ratio (76): 9.00
    Dome Volume: -4.00
    Gram Weight: 511
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) Compression Ratio based on .050 piston to head clearance (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.133 C/H – 4.030 Bore – 3.750 Stroke – -4.00CC – #90766

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 11.55
    Compression Ratio (64): 10.30
    Compression Ratio (76): 9.45
    Dome Volume: -4.00
    Gram Weight: 373
    Rings: 1/16 1/16 1/8
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.227 C/H – 4.030 Bore – 3.562 Stroke – -4.00CC – #80003

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.562
    Rod Length: 6.000
    Compression Height: 1.227
    Compression Ratio (58): 11.00
    Compression Ratio (64): 10.30
    Compression Ratio (76): 9.00
    Dome Volume: -4.00
    Gram Weight: 400
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.245 C/H – 4.030 Bore – 3.480 Stroke – -4.00CC – #90003

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.245
    Compression Ratio (58): 10.80
    Compression Ratio (64): 10.10
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 392
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.268 C/H – 4.003 Bore – 3.480 Stroke – -4.00CC – #80009

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.003
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 10.70
    Compression Ratio (64): 10.00
    Compression Ratio (76): 8.80
    Dome Volume: -4.00
    Gram Weight: 447
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.268 C/H – 4.020 Bore – 3.480 Stroke – -4.00CC – #92466

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.020
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 10.75
    Compression Ratio (64): 10.00
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 376
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.268 C/H – 4.030 Bore – 3.480 Stroke – -4.00CC – #90466

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 10.80
    Compression Ratio (64): 10.10
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 395
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.268 C/H – 4.035 Bore – 3.480 Stroke – -4.00CC – #94466

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.035
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 10.80
    Compression Ratio (64): 10.10
    Compression Ratio (76): 8.90
    Dome Volume: -4.00
    Gram Weight: 379
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.268 C/H – 4.060 Bore – 3.480 Stroke – -4.00CC – #93466

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.060
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 10.90
    Compression Ratio (64): 10.20
    Compression Ratio (76): 9.00
    Dome Volume: -4.00
    Gram Weight: 416
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    Details

  • Chevrolet: 350 Small Block 23 Degree (Ludicrous Liteness) – Flat Top: 1.433 C/H – 4.030 Bore – 3.750 Stroke – -4.00CC – #90756

    Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Not Recommended For Nitrous or Turbo Applications
    Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.030
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.433
    Compression Ratio (58): 11.55
    Compression Ratio (64): 10.30
    Compression Ratio (76): 9.45
    Dome Volume: -4.00
    Gram Weight: 424
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.500
    Pin Wall: .150
    Pin Weight: 118 Grams
    Block Height: 9.025
    Note: (1) Piston Rings Sold Separately. (2) This product features our exclusive, light weight forging and is machined for minimum weight. (3) Compression Ratio based on .050 piston to head clearance VP'S displace -4cc. (deck & gasket combined).
    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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