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Contact Us
Contact Us As you can see, we love 442s. Not only do we manufacture- we buy, sell and trade as well. We invite you to contact us with your special requests. Your interest is ours. Be sure to bookmark our page or join our email list for announcements and product offerings. We will be expanding more »
1970-1972 Dual Exhaust Manifolds
1970-72 DUAL EXHAUST MANIFOLDS Brand new castings of the original 1970, 1971, 1972 W30 exhaust manifolds W and Z. They were also used on 1969 big blocks, the only difference was that in 1969 the left manifold had a heat riser. Highly detailed for show quality restorations. LH manifold "W", part #40 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 »