BluePrint Engines Base Engine 383 CID SB Chevy Crate Engine - 445 HP H77703FM This kit and/or our gerotor

This kit and/or our gerotor kit p/n 12-821 service Holley's 12-150 H

Single Stage Power Valves - High Flow - #HLY125-125 - Opening Vacuum 2

490 lb/in Spring Rate

We do not recommend using the 4033 with cargo coils or above stock height cars

This version is the Setrab 9-Series cooler with 10 rows

BluePrint Engines Base Engine 383 CID SB Chevy Crate Engine - 445 HP H77703FM This kit and/or our gerotorProduct Description: Crate Engine Base Engine 383 CID 445 HP Small Block Chevy HORSEPOWER TO THE PEOPLE! Affordable horsepower. Reliable horsepower. Thats what has driven us since 1982. We give you more than just an engine but engineering at its finest. And those who drive it, know it. The fanatics. The families. The thrill riders. The joy riders. And everyone in between. No matter who we serve, we share a genuine passion that unites us all on these