Doug's Headers - Exhaust Header Set - LS Swap GM F-Body 70-81 Motor Oil - High Mileage

Motor Oil - High Mileage - 10W30 - Synthetic - 1 qt Bottle - Each

Crankshaft Pulley - Gilmer - 16 Tooth - 1

It protects the ECU input from damaging flyback voltage which occurs when the transbrake is released

Coil Spring - Gold Series - Conventional - 5 in OD - 16 in Length - 150 lb/in Spring Rate - Rear - Steel - Gold Powder Coat - Each

544 in - Duration 258 / 266 - 112 LSA - 1300 / 5300 RPM - Small Block Ford - Each

Doug's Headers - Exhaust Header Set - LS Swap GM F-Body 70-81 Motor Oil - High MileageHeaders Mid 1. 875 in Primary 3 in Collector Gaskets Hardware Included Steel Black Paint GM LS Series GM F Body 1970 81 Pair