Description
JE Pistons Premium Race Series Piston Rings 4.155" Bore File Fit 1.2 x 1.5 x 3.0 mm Thick Low Tension HASZ19LT 580" base thread length WEI7155 580" base thread length Designed specifically for the Holley 351W Hi Ram Manifold P N 300 242 or 300 241 JE Pistons has a history of manufacturing the highest quality pistons and components that professional engine builders JE Pistons position at the forefront of performance piston manufacturing has been a result of continuous research and development of unique materials