• Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.125 Bore – 3.500 Stroke – -4.40CC – #89100

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.57
    Compression Ratio (64): 10.76
    Compression Ratio (76): 9.47
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4127
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.125 Bore – 4.000 Stroke – -4.40CC – #89100

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.08
    Compression Ratio (64): 12.15
    Compression Ratio (76): 10.68
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4127
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.130 Bore – 3.500 Stroke – -4.40CC – #89101

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.130
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.57
    Compression Ratio (64): 10.76
    Compression Ratio (76): 9.47
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4132
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.130 Bore – 4.000 Stroke – -4.40CC – #89101

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.130
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.08
    Compression Ratio (64): 12.15
    Compression Ratio (76): 10.68
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4132
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.135 Bore – 3.500 Stroke – -4.40CC – #89102

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.135
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.61
    Compression Ratio (64): 10.80
    Compression Ratio (76): 9.50
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4137
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.135 Bore – 4.000 Stroke – -4.40CC – #89102

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.135
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.14
    Compression Ratio (64): 12.21
    Compression Ratio (76): 10.72
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4137
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.145 Bore – 3.500 Stroke – -4.40CC – #89103

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.145
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.66
    Compression Ratio (64): 10.84
    Compression Ratio (76): 9.54
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4147
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.145 Bore – 4.000 Stroke – -4.40CC – #89103

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.145
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.18
    Compression Ratio (64): 12.25
    Compression Ratio (76): 10.76
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4147
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.155 Bore – 3.500 Stroke – -4.40CC – #89104

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.70
    Compression Ratio (64): 10.89
    Compression Ratio (76): 9.58
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4158
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.155 Bore – 4.000 Stroke – -4.40CC – #89104

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.23
    Compression Ratio (64): 12.30
    Compression Ratio (76): 10.80
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4158
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.165 Bore – 3.500 Stroke – -4.40CC – #89105

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.165
    Stroke: 3.500
    Rod Length: 6.250
    Compression Height: 1.000
    Compression Ratio (58): 11.75
    Compression Ratio (64): 10.93
    Compression Ratio (76): 9.61
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4168
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.000 C/H – 4.165 Bore – 4.000 Stroke – -4.40CC – #89105

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.165
    Stroke: 4.000
    Rod Length: 6.000
    Compression Height: 1.000
    Compression Ratio (58): 13.28
    Compression Ratio (64): 12.34
    Compression Ratio (76): 10.84
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4168
    Rings Included: Yes
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.125 Bore – 3.875 Stroke – -4.40CC – #89180

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.66
    Compression Ratio (64): 11.78
    Compression Ratio (76): 10.35
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4127
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.130 Bore – 3.875 Stroke – -4.40CC – #89181

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.130
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.66
    Compression Ratio (64): 11.78
    Compression Ratio (76): 10.35
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4132
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.135 Bore – 3.875 Stroke – -4.40CC – #89182

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.135
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.74
    Compression Ratio (64): 11.85
    Compression Ratio (76): 10.41
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4137
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.145 Bore – 3.875 Stroke – -4.40CC – #89183

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.145
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.79
    Compression Ratio (64): 11.89
    Compression Ratio (76): 10.45
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4147
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.155 Bore – 3.875 Stroke – -4.40CC – #89184

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.84
    Compression Ratio (64): 11.94
    Compression Ratio (76): 10.49
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4158
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.062 C/H – 4.165 Bore – 3.875 Stroke – -4.40CC – #89185

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.165
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.89
    Compression Ratio (64): 11.98
    Compression Ratio (76): 10.53
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4168
    Rings Included: NO
    Oil Rail Spacer: ORS-412
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.100 C/H – 4.125 Bore – 3.800 Stroke – -4.40CC – #89200

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.44
    Compression Ratio (64): 11.57
    Compression Ratio (76): 10.17
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4127
    Rings Included: NO
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    Details

  • Chevrolet: 400 Small Block 23 Degree (SP Forging) – Flat Top: 1.100 C/H – 4.130 Bore – 3.800 Stroke – -4.40CC – #89201

    Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Not Recommended For Nitrous or Turbo Applications
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.130
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.44
    Compression Ratio (64): 11.57
    Compression Ratio (76): 10.17
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4132
    Rings Included: NO
    Oil Rail Spacer: N/A
    Pin Type: 5115 Straight Wall
    Pin Diameter: .927
    Pin Length: 2.300
    Pin Wall: .150
    Pin Weight: 107 Grams
    Block Height: 9.000
    Note: (1) Forged from High Strength 2618-T61 Aluminum. (2) Dedicated left and right forged side relief forgings with internal and external bracing (3) Optional Pin Upgrade Available (4) Optional Lateral or Vertical Gas Porting Available
    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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