Whats Included: Complete Set Of Pistons, Locks & 5115 Series Straight Wall 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: Flat Top
Bore: 4.375
Stroke: 4.375
Rod Length: 7.100
Compression Height: 1.421
Compression Ratio (64): 14.20
Compression Ratio (75): 12.60
Compression Ratio (86): 11.50
Dome Volume: -3.50
Dome Height: Flat Top
Gram Weight: 539
Rings: 1/16 1/16 3/16
Ring Set: TOT-CR9190
Rings Included: No
Oil Rail Spacer: Not Included
Pins: 5115 Straight Wall
Pin Diameter: .990
Pin Length: 2.930
Pin Wall: .150
Pin Weight: 146 Grams
Pin Buttons: Not Included
Block Height: 10.725
Top Land: .250
Second Land: .157
Third Land: .078
Deck Thickness: .265
Intake Cutter: 2.300
Exhaust Cutter: 2.000
Intake Depth: .220
Exhaust Depth: .200
Note: You can reduce the 1.094 rod pin holes to .900 diameter (Chevrolet pin diamteter) with Ross Rod Bushing Part# B1107
