KB Hypereutectic Dome Pistons - SB Ford 302 - 5.090" Rod Length, .030" Over Bore Size H778C44M 2015-2022 GMC Canyon Crew Cab

2015-2022 GMC Canyon Crew Cab Pickup

Does NOT fit vehicles equipped with mechanical fan

1975-1991 Mercury Grand Marquis

Golf Carts And Offroad Vehicles

1965-1974 Plymouth Fury II

KB Hypereutectic Dome Pistons - SB Ford 302 - 5.090" Rod Length, .030" Over Bore Size H778C44M 2015-2022 GMC Canyon Crew CabModern piston design locates the top ring higher for improved performance. a high top ring operates at higher temperatures and requires a larger top ring end gap. To find the proper ring end gap, multiply your bore size by the ring end gap factor listed on the chart (i. e. , Street Normally Aspirated 4. 000" bore x . 0065" gap factor = . 026" total top ring end gap). Your hypereutectic performance piston will expand less than typical cast or forged