


General Motors Atlas Vortec 4200 T4 Exhaust Manifold
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
General Motors Atlas Vortec 4200 T4 Exhaust ManifoldAtlas Vortec 4200 T4 with divided single 50mm wastegate! Not one person asked for this BUT I think this engine has not received the attention it deserves. We have been working with @nivlac57 and @motionautotv. The 4200 Straight 6 from @generalmotors was released in a Blazer, but the ability for this engine to hold itself together at now over 700whp through an auto has been documented by Calvin over at the Nivlac57 YouTube Channel. We have designed
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