Outside Span - 1 1/16 in
312 Grade stainless steel line has been double annealed for easier bending and flaring
225 cc Intake
The new Pro-Flo 4 EFI systems feature an all-new ECU with a faster processor
AFR valve guides are constructed from high-quality bronze for durability and wear
Proform Aluminum Rear End Cover - 7.5 Bolt 931021 Outside Span - 1 1/16Proform Aluminum Rear End Cover 66667 7. 5 Bolt GM Black w Perfect Launch Logo Reinforced Lightweight Aluminum Strengthens Rear Housing Case Applications include: 98, Apollo, Astro, Bel Air, Bonneville, Bravada, Brougham, Camaro, Caprice, Catalina, Centurion, Century, Custom Cruiser, Cutlass, Cutlass Calais, Cutlass Cruiser, Cutlass Salon, Cutlass Supreme, Delta 88, Deville PROFORM invites racers to experience the strength, innovation, and power