LS3 PowerPak F/T Piston 4.075 Bore 1964-ford-mustang-esi7710121 They are precision machined from

They are precision machined from 6061-T6 billet aluminum for strength and durability and feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks

It features a 9-pin serial connector on one end

4 mm - Straight - Black - Set of 8

Oil Pump Pulley - HTD - 38 Tooth - 1-1/4 in Wide - 5/8 in Shaft - 3/16 in Keyway - Aluminum - Black Anodized - Each

Spindle Nut - Keyed Washer / Screws Included - Aluminum - Natural - Kit

LS3 PowerPak F/T Piston 4.075 Bore 1964-ford-mustang-esi7710121 They are precision machined fromPiston and Ring PowerPak Forged Flat Top 4. 075 in Bore 1. 330 in Compression Height 1. 0 x 1. 0 x 2. 0 mm Ring Groove Minus 5. 8 cc GM LS Series Kit