MSD Lowe Resistance HEI Bushing RS003C0112 The exhaust system is manufactured

The exhaust system is manufactured with 409S stainless steel and is covered by Flowmaster's Lifetime Limited Warranty

1978-1988 Pontiac Bonneville

Used for LS and Gen V LT engines with T56 transmissions

Plates are machined for a perfect fit to mount between the water pump and engine block

MSD Lowe Resistance HEI Bushing RS003C0112 The exhaust system is manufacturedWith the introduction of our 20 Amp Extreme HEI Module, we needed an HEI Cap and Rotor that could withstand the high output. The answer was to mold our own HEI Cap, Rotor and Coil Cover. The Cap and Rotor will fit our HEI Pro Billet Distributor, PN 8365, The carbon rotor button in a stock HEI distributor cap has very high resistance. When the high voltage of an MSD 7 Series Ignition is added, this resistance builds up heat and can actually melt the