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Each air cleaner kit includes a polished or black Sure-Flo base (designed for Holley 4150 and 4160 and other carburetors with 5
The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow® technology
includes our exclusive Scavenger X-pipe crossover for maximum power and a deep unique tone
50-inch diameter tubing in carefully selected bend configurations and four additional 2
00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance
Holley - Standard Main Jet, 1/4-32 Thread, .048" Jet size Each air cleaner kit includesClick on Catalog Product Page for complete listing of jets and sizes.