This listing is for a set of (8) Hyper-eutectic Flat top w/ 4 valve reliefs Pistons & matching moly Rings compatible replacements for 1968-85 350 Chevy engines. 

350 BASED engine (4.000" bore x 3.480 Stroke).  
Ring dimensions 5/64, 5/64, 3/16. 
Press fit pins only. 
 For use with 5.700" rod length.

Available in your choice of sizes! STD, .020, .030, .040, .060 & .080 over sizes!   Please select size needed from drop down box before placing in Cart!