Wiseco Pro-Tru SBC F/T Piston Set 4.030" Bore -5cc

Manufactured by Wiseco, ProTru Street Series are affordable forged pistons with features normally found only in more expensive pistons. Pistons are forged from 4032 aluminum, include over-sized symmetrical, radiused valve pockets, precision-finished piston pin bores, pin oiling, and ArmorGlide skirt coating. Sold in sets of eight complete with chromium alloy steel piston pins, Spirolox, and piston rings.  

Note: SB Chevy compression ratios are based upon 64cc combustion chamber volume.

• SB Chevy 350 Street Series 23° Flat Top (2-Valve Pockets)

Piston and Ring - 23 Degree Flat Top - Forged - Flat Top - 4.030 in Bore - 1.260 in Compression Height - 1/16 x 1/16 x 3/16 in Ring Grooves - Minus 5.00 cc - Small Block Chevy - Kit - Brand: Wiseco Pro-Tru - Part Number: PTS505A3

Specifications