• Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [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: 1.063
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 437
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 411
    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).
  • Whats Included: Complete Set Of Pistons, Locks, Pins & Oil Rail Spacers (As Required)
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.120
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 444
    Rings: 1/16 1/16 3/16
    Ring Set: N/A
    Rings Included: No
    Oil Rail Spacer: ORS-412
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 12.00
    Compression Ratio (64): 11.10
    Compression Ratio (76): 9.90
    Dome Volume: -4.00
    Gram Weight: 419
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 471
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.165
    Stroke: 3.750
    Rod Length: 6.000
    Compression Height: 1.133
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 468
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.480
    Rod Length: 6.000
    Compression Height: 1.268
    Compression Ratio (58): 11.30
    Compression Ratio (64): 10.50
    Compression Ratio (76): 9.30
    Dome Volume: -4.00
    Gram Weight: 492
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.420
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 455
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.125
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.433
    Compression Ratio (58): 12.00
    Compression Ratio (64): 11.10
    Compression Ratio (76): 9.90
    Dome Volume: -4.00
    Gram Weight: 496
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.433
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 516
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.165
    Stroke: 3.750
    Rod Length: 5.700
    Compression Height: 1.433
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 518
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.480
    Rod Length: 5.700
    Compression Height: 1.568
    Compression Ratio (58): 11.30
    Compression Ratio (64): 10.50
    Compression Ratio (76): 9.30
    Dome Volume: -4.00
    Gram Weight: 530
    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).
  • Whats Included: Complete Set Of Pistons, Locks & Pins
    Application: Recommended for Applications Using Nitrous (Up To 250HP Shot) / Boost (Up To 8LBS)
    [Please Note]: Image is a representation of this item. Actual item may vary.

    Piston Top Type: Flat Top
    Bore: 4.155
    Stroke: 3.750
    Rod Length: 5.565
    Compression Height: 1.568
    Compression Ratio (58): 12.10
    Compression Ratio (64): 11.30
    Compression Ratio (76): 10.00
    Dome Volume: -4.00
    Gram Weight: 530
    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).
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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
  • 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

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