• Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 4.040
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.31
    Compression Ratio (64): 11.44
    Compression Ratio (76): 10.05
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4042
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 4.045
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.31
    Compression Ratio (64): 11.44
    Compression Ratio (76): 10.05
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4047
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.41
    Compression Ratio (64): 11.53
    Compression Ratio (76): 10.13
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4062
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 4.065
    Stroke: 3.875
    Rod Length: 6.000
    Compression Height: 1.062
    Compression Ratio (58): 12.41
    Compression Ratio (64): 11.53
    Compression Ratio (76): 10.13
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4067
    Rings Included: NO
    Oil Rail Spacer: ORS-406
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.06
    Compression Ratio (64): 11.21
    Compression Ratio (76): 9.85
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4032
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.06
    Compression Ratio (64): 11.21
    Compression Ratio (76): 9.85
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4037
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 4.040
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.11
    Compression Ratio (64): 11.25
    Compression Ratio (76): 9.89
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4042
    Rings Included: NO
    Oil Rail Spacer: ORS-400
    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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required) 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: 4.045 Stroke: 3.800 Rod Length: 6.000 Compression Height: 1.100 Compression Ratio (58): 12.11 Compression Ratio (64): 11.25 Compression Ratio (76): 9.89 Dome Volume: -4.40 Gram Weight: N/A Rings: 1.2 1.2 3.0 Ring Set: RGN4047 Rings Included: NO Oil Rail Spacer: ORS-406 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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required) 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: 3.800 Rod Length: 6.000 Compression Height: 1.100 Compression Ratio (58): 12.21 Compression Ratio (64): 11.34 Compression Ratio (76): 9.96 Dome Volume: -4.40 Gram Weight: N/A Rings: 1.2 1.2 3.0 Ring Set: RGN4062 Rings Included: NO Oil Rail Spacer: ORS-406 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.
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    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: 4.065
    Stroke: 3.800
    Rod Length: 6.000
    Compression Height: 1.100
    Compression Ratio (58): 12.21
    Compression Ratio (64): 11.34
    Compression Ratio (76): 9.96
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4067
    Rings Included: NO
    Oil Rail Spacer: ORS-406
    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.
  • 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: 3.500
    Rod Length: 6.125
    Compression Height: 1.125
    Compression Ratio (58): 11.02
    Compression Ratio (64): 10.40
    Compression Ratio (76): 9.15
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4032
    Rings Included: Yes
    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.
  • 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: 1.125
    Compression Ratio (58): 11.90
    Compression Ratio (64): 11.06
    Compression Ratio (76): 9.72
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4032
    Rings Included: Yes
    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.
  • 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: 3.500
    Rod Length: 6.125
    Compression Height: 1.125
    Compression Ratio (58): 11.20
    Compression Ratio (64): 10.40
    Compression Ratio (76): 9.15
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4037
    Rings Included: Yes
    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.
  • 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: 3.750
    Rod Length: 6.000
    Compression Height: 1.125
    Compression Ratio (58): 11.90
    Compression Ratio (64): 11.06
    Compression Ratio (76): 9.72
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4037
    Rings Included: Yes
    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.
  • 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: 4.040
    Stroke: 3.500
    Rod Length: 6.125
    Compression Height: 1.125
    Compression Ratio (58): 11.22
    Compression Ratio (64): 10.44
    Compression Ratio (76): 9.18
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4042
    Rings Included: Yes
    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.
  • 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: 4.040
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.125
    Compression Ratio (58): 11.95
    Compression Ratio (64): 11.11
    Compression Ratio (76): 9.76
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4042
    Rings Included: Yes
    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.
  • 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: 4.045
    Stroke: 3.500
    Rod Length: 6.125
    Compression Height: 1.125
    Compression Ratio (58): 11.22
    Compression Ratio (64): 10.44
    Compression Ratio (76): 9.18
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4047
    Rings Included: Yes
    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.
  • 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: 4.045
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.125
    Compression Ratio (58): 11.95
    Compression Ratio (64): 11.11
    Compression Ratio (76): 9.76
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4047
    Rings Included: Yes
    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.
  • 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: 3.500
    Rod Length: 6.125
    Compression Height: 1.125
    Compression Ratio (58): 11.31
    Compression Ratio (64): 9.52
    Compression Ratio (76): 9.25
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4062
    Rings Included: Yes
    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.
  • 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: 3.750
    Rod Length: 6.000
    Compression Height: 1.125
    Compression Ratio (58): 12.05
    Compression Ratio (64): 11.20
    Compression Ratio (76): 9.84
    Dome Volume: -4.40
    Gram Weight: N/A
    Rings: 1.2 1.2 3.0
    Ring Set: RGN4062
    Rings Included: Yes
    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.
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