1-3/4 (in) Inside Diameter Exhaust Pipe Packing not Included 2-17/32 (in) Inside Diameter Exhaust Pipe Packing not Included Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included
1985 GMC P3500 equipped with 5.7L V8 Gas OHV
1-3/4 (in) Inside Diameter Exhaust Pipe Packing not Included 2-17/32 (in) Inside Diameter Exhaust Pipe Packing not Included Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included