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0503htp Gto 11 Z

Since BMR's loop is a weld-in design, welding prep involves first lightly grinding the underside of the car to get a bare metal surface to weld to. Holden conveniently added floorpan bracing at just the right place for a driveshaft loop, so not only is the loop installation NHRA legal, but one need not even remove the interior carpet to weld. The corresponding areas that are to be welded on the driveshaft loop crosspiece must also be ground accordingly.
2004 Pontiac GTO Chassis Modifications - Back In Black: Part II

 Since BMR's loop is a weld-in design, welding prep involves first lightly grinding the underside of the car to get a bare metal surface to weld to. Holden conveniently added floorpan bracing at just the right place for a driveshaft loop, so not only is the loop installation NHRA legal, but one need not even remove the interior carpet to weld. The corresponding areas that are to be welded on the driveshaft loop crosspiece must also be ground accordingly.  View Related Article

 

 

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