WebSep 5, 2024 · A 21st Century Classic. September 5, 2024. Except for the iconic valve covers, Automotive Specialists’ new-age 409 build hardly bears any resemblance to the classic big-block. But this engine still has the combustion chambers in the cylinder bores and is still very much a W-series engine at its core—just with 526 hp! WebBack Fire Valves and Intake Accessories; Blower Manifolds; Manifold Adapter Plates; Blower Kits; Chevrolet Blower Kits; Chrysler Blower Kits; Ford Blower Kits; Pontiac Blower Kits; ... BK-3033K CHEVY 348-409 NEW 671 STAGE 1 POLISHED BLOWER KIT 3V PULLEY. Your Price: In Stock. BK-3041K CHEVY 396-427 NEW BILLET 871 STAGE …
Chevy 409 Engine Build - Giving an old 409 engine a modern touch
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348/409 blower manifolds? The H.A.M.B.
WebOct 3, 2008 · The 1961 cragar catalog shows street and competition 4-71 blower kits for the 348 (409 was not introduced by Chevy until spring 1961). Difference is in the drive, not … WebAug 8, 2014 · A stock 348 has a bore of 4.125 inches and a 409 has the bigger bore of 4.3125 inches. The other half was the stroke change from 348s to 409s that went from 3.25 to 3.50 inches for a net gain of a … http://www.409chevyperformance.com/Home%20-%20409%20Chevy%20Performance.html impson electric petersburg il