Sealed Power Main Bearing - Standard - Small Block Chevy 4663MA SPC Performance Some minor firewall/bulkhead modification required

Some minor firewall/bulkhead modification required

Complete Radio and Intercom Kit Includes:

3-7/8 in Outer Diameter

TBI Throttle Body Flange

0 build 32 or higher and ECU firmware 4

Sealed Power Main Bearing - Standard - Small Block Chevy 4663MA SPC Performance Some minor firewall/bulkhead modification requiredProduct Description: Main Bearing Standard Small Block Chevy Sealed Power engine products are application engineered components, including pistons, piston rings, engine bearings, oil pumps and lifters. These proven replacement parts are the result of product development efforts, dedicated to putting only the absolute best on the street. Our engineers design and validate the engine parts to accommodate repowering engines due to wear. By leveraging this