Seller notes

Offered for sale is a "long neck" intake manifold as used by TRIUMPH for their TR4s & TR4As. The STANPART number is 305744. The "long neck" manifolds were an instantaneous improvement in torque and horsepower. The TRIUMPH factory claimed a 3 to 4 horsepower increase all things remaining the same except for carb adjustment. This item is as it was removed from the engine. It has not been bead blasted or painted and most important, it does not have any extra holes as found on some. It is original a...

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