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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
We've expanded our line of SBC single plane manifolds to include a new 13 degree configuration
454-O Intake Manifold for Big Block Chevy with Large Oval Port Heads
Additional head configurations can be fitted with minor modifications
-Hardware not included
These assembled systems provide the cleanest & easiest method of installing a nitrous system
2.250" Bore Shear Plate 4500 nitrous We've expanded our line ofWilson Manifolds shear plates are designed to maximize performance of engines using tunnel ram style manifolds. They incorporate a 5 degree taper in the bore to improve flow and feature a specifically sized anti reversion groove machined into the bottom of the plate to help turn back reversion pulses. The extended portions of the plate also block reverse flow and help to atomize fuel, reducing puddling in the manifold. This design helps improve signal
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