This is a high-quality SB2.2 Chevrolet top-end package in excellent condition. The cylinder heads are well-preserved and date-coded March 1998. Port dimensions measure approximately 2.150” x 1.510”, indicating strong airflow capability.
The valves are in exceptional condition, featuring 2.180” intake valves with 7mm stems and 1.625” exhaust valves with 5/16” stems. The package includes valve springs and retainers (locks not included), along with a thermostat housing mount and valve cover oiler system.
The intake manifold (casting number 12480048) has been professionally port-matched to the heads for optimal performance, and the package also includes valley tray casting 12370840.
Additionally, the setup comes equipped with Jesel rocker arms, featuring a 2.00 ratio and 1.850 pivot, complete with all necessary mounting hardware.
