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These JE Pistons are a set of eight forged racing pistons for GM LS engines with a 4.030-inch bore and .030" oversize, featuring an 8.60cc asymmetrical FSR dish. Engineered, forged and machined in the USA, the pistons use JE's proven FSR forging design to reduce friction and save weight, and they are intended for dedicated racing and high-demand domestic applications where precision forged pistons are required.
JE Pistons GM LS 4.030in Bore .030 Oversize -8.6cc Asymmetrical FSR Dish/Inverted Dome - Set of 8
