1in Fan Spacer Kit - 31510 5 in ID - 10

5 in ID - 10 in Length - 325 lb/in Spring Rate - Steel - Red Powder Coat - Each

75 in Primary - 3 in Collector - Gaskets / Hardware / Reducers Included - Steel - Black Paint - Small Block Chevy - GM F-Body / X-Body 1970-81 - Pair

500 in Stroke - Internal Balance - Forged Steel - 2-Piece Seal - Mopar RB-Series / 426 Hemi - 8-Bolt Flange - Each

Nitrous Controller - Maximizer 5 - Progressive Controller - LCD Touch Display - Wiring Harness - Kit

Valve Cover - Tall - Ball Milled - Baffled - Breather Hole - Grommets - Chevrolet Logo - Aluminum - Polished - Small Block Chevy - Pair

1in Fan Spacer Kit - 31510 5 in ID - 10Fan Spacer 1 in Thick Bushing Hardware Included Aluminum Clear Anodized Chevy V8 Ford V8 Each