BluePrint Chev 350 Aluminum Assembled Single Cylinder Head 220cc # HP8103 Rate_15 6 Ratio 3/8 Stud #

6 Ratio 3/8 Stud # SCP1017

or any other Hall effect speed input

Power Valve Style:

Chev Holden V8 6

BluePrint Chev 350 Aluminum Assembled Single Cylinder Head 220cc # HP8103 Rate_15 6 Ratio 3/8 Stud #DESCRIPTION: Get big power on a small budget with BluePrint Muscle Series cylinder heads! These lightweight aluminum heads bolt up to your small block Chevy and feature 220cc intake 67cc exhaust runners, 64cc combustion chambers, and 2. 08" intake 1. 60" exhaust valves. They're fully assembled with valve springs, retainers, locks, guideplates, studs, and seals. Maximum output for less money! Designed and produced by BluePrint Engines Fully assembled