R&M Specialties Spark Plug Wire Loom Kit - Valve Cover Mount - Black - Big Block Chevy AMP77140-01A GM/Mercury Marine Gen IV Big

GM/Mercury Marine Gen IV Big Block V8

Now you can manually control your AMP Research POWERSTEP with a temporary over-ride switch

J1A / J2B / J3 / J4 Plugs

Del West offers a racing product line which has made the company the undisputed world leader in lightweight valvetrain components

R&M Specialties Spark Plug Wire Loom Kit - Valve Cover Mount - Black - Big Block Chevy AMP77140-01A GM/Mercury Marine Gen IV BigProduct Description: Spark Plug Wire Loom Valve Cover Mount Vertical Aluminum Black Anodized Big Block Chevy R&M Specialties is committed to manufacturing quality machined performance parts. Our products reflect a high standard in the automotive industry and we will continue to strive for greater achievements, not only for the consumer but for the industry as well. Ron Finley, inventor of the "Original Custom Spark Plug Wire Loom", created the first