Doug's Transmission Crossmember - Bolt-On - Black - LS-Swap - GM Fullsize Truck 1963-72 29522510 Six-point socket fits 3" axle

Six-point socket fits 3" axle hex nuts

Steel rod with bronze tip

DMI's assemblies are among the strongest available

Vacuum / Mechanical Advance

UNRESTRICTIVE CNC MACHINED TUBE POSITIONS IN PLACE OF THE MASS AIR METER (NOT INCLUDED ON 86 MODELS)

Doug's Transmission Crossmember - Bolt-On - Black - LS-Swap - GM Fullsize Truck 1963-72 29522510 Six-point socket fits 3" axleProduct Description: Transmission Crossmember Bolt On Steel Black Powder Coat LS Swap GM Fullsize Truck 1963 72 Dougs Headers, the most respected name in the header industry since the 60s, began in 1958 as a small muffler shop in East Los Angeles, California. Every Dougs header comes with all the necessary mounting hardware, collector reducers or connector pipes, premium gaskets and detailed installation instruction sheets. Our extra thick gaskets are