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1965-1967 Dual Exhaust Manifolds

1965-1967 Dual Exhaust Manifolds High quality GM licensed and approved reproduction part. They are visually and functionally correct. They are NOS quality without the NOS price. Correct replacement for 1965-67 442, Cutlass or any Oldsmobile with a big block. Eliminate hassles and costly repairs for more »

350 JR Exhaust Manifolds

Thornton's 350 JR Exhaust Manifolds Brand New, Custom Design! Here is a high performance exhaust manifold that GM never produced. We have produced what everybody was asking for. This is the high performance solution instead of headers.  Features: Large 2 1/4" outlet on the driver side man more »

Radiator Top Plate

Now available, 1969-72 four row radiator top plate.  Fits Oldsmobile Cutlass 442, H/O, W30. This is the correct reproduction with all the correct details.  This is a great replacement for your dented or rusted top plate or a great add on for the three row radiator Cutlass 442s that need a more »

Oil Pans

Oil Pans This oil pan will fit Oldsmobile big block cars 400, 425, 455, 1965-1976, A, B and C body cars. This oil pan was duplicated from an NOS W30 GM oil pan.  It was made with the correct GM specs and has the correct drain plug hole with a nylon gasket.  It is made more »

radiator saddles and cushions

Now available, for the four row radiator top plate 4 row saddles and cushions.  Fits Oldsmobile Cutlass 442, H/O, W30, AMX, Chevelle SS, Buick GS, Camaro, GTO, Corvette; A, F and G body. 4 row stamped steel saddles are needed to add a large 4 row radiator for maximum cooling.  This i more »


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