3/29/2024 0 Comments Spread-port cnc![]() * Aluminum high-rise single-plane intake manifold These big block engines reach peak power at 6,600 rpm and rev to a recommended maximum of 7,000 rpm. Included is a pre-programmed, self-learning control system for precise fuel control and amazing output on premium pump gas. ZZ632 crate engines have a crank-trigger ignition system with coil-near-plug ignition coils mounted on a unique valley plate. These RS-X cylinder heads feature symmetrical ports to produce similar power from all eight cylinders. Chevrolet Performance ZZ632/1000 Deluxe Long Block Crate EnginesĬhevrolet Performance's ZZ632/1000 deluxe long block crate engines are their biggest, big block yet! They start with a tall deck Sportsman Bowtie block and an all-forged roller assembly and add a hydraulic roller camshaft and high-flow spread-port CNC-machined cylinder heads derived from Pro Stock racing technology. Custom exhaust system required due to cylinder head port design. ![]() Requires an EFI compatible high pressure fuel pump, starter, and air cleaner with 4500 style flange. Features a 4500 Dominator style flange throttle body that will need to be installed. ![]()
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