KB Hypereutectic Flat Top Pistons - SB Chevy 350 - 5.7" Rod Length, .040" Over Bore Size H759001S check out AFR's all new

check out AFR's all new 185cc intake port emissions legal (CARB EO #250-3) performance cylinder heads

188" and spaced 3/8" apart

1989-1991 Oldsmobile Cutlass Calais

130 in Offset

KB Hypereutectic Flat Top Pistons - SB Chevy 350 - 5.7" Rod Length, .040" Over Bore Size H759001S check out AFR's all newModern 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