MSD - MSD 4 Channel Relay Module 5 in OD - 50

5 in OD - 50 in Wide - 9 and 12 Degree Front Spindles - Chromoly - Black Powder Coat - Sprint Car - Each

Timing Cover - 1-Piece - Seal Included - Chevrolet / Bowtie Logo - Steel - Chrome - Big Block Chevy 1965-90 - Each

Spring Guide Lock Nut - 2

Header Bolt - Locking - 8 mm x 1

and Most 2006 & Prior Jeep / Mopar Vehicles w/ Plastic Clutch Hose (also fits many other vehicles)

MSD - MSD 4 Channel Relay Module 5 in OD - 50MSD relay modules are designed to be easily installed in most automotive electrical systems where a high amperage relay is needed. These relay modules are perfect use with high amperage electric fuel pumps and high CFM electric cooling fans. Each relay comes with a 40amp fuse, however lower amp fuses can be installed if required. The relay housing comes with a labeled lid that snaps into place providing a clean installation, and protecting the main