MSD Quick easy components to lock out timing on GM HEI distributors. 88364 1974-gmc-g35-g3500-van-esi5624339 You can still equip the

You can still equip the DualPhase mid pipe to the factory downpipe for an OEM+ experience

Dual Mandrel Bent Tubing

MSD 6-EFI Ignition Description_ASC Coil output specs obtained when used with the MSD 6EFI ignition box part number 6415

Outflows Factory Intake by 37%

Will fit 2

MSD Quick easy components to lock out timing on GM HEI distributors. 88364 1974-gmc-g35-g3500-van-esi5624339 You can still equip theMSD offers two kits to make locking out mechanical and vacuum timing advance in HEI distributors an easy task for Circle track racers. No more welding a tac on the mechanical advance weights or trying to find a way to keep the vacuum advance from moving once the canister is removed. MSD Quick easy components to lock out timing on GM HEI distributors. 88364 Specifications: Brand MSD Category Ignition Distributor Type Accessories Emission Code 5 part