Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Mopar - Fullsize SUV / Truck 1972-91 - Pair BR30020 the MSD LS Ignition provides

the MSD LS Ignition provides the control you need to achieve the performance you want

Includes installed +10 psi higher pressure relief spring and optional -10 psi relief spring

24" x 18" x 10"

allowing the shock shaft to move freely during suspension travel

This includes two radiator core support and four main body bushings

Hedman Street Headers - 1.625 in Primary - 3 in Collector - Black Paint - Small Block Mopar - Fullsize SUV / Truck 1972-91 - Pair BR30020 the MSD LS Ignition providesHedman Hedders Standard Uncoated Headers; 1 5 8" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders Painted Hedders Exhaust Header 79170 Tube Size 1 5 8 in. Collector Size 3 in. Fits A Type Engine Only w o Smog Injection Or Injection Heads Highest Quality Materials Computerized Precision Hand Tested; Sturdy Leak Proof Welds Durable And Affordable Hedman Hedders has been manufacturing quality headers and exhaust components in the USA since