WebOct 1, 2013 · 446 hp from a peanut port headed 454 is not breaking news. when car craft has a 454 build up called {Cheap big block engine build $2,650 big block chevy} car craft october 2010 and only with 9,3:1 compression small cam 446 hp and 548 ft lbs torque. All … WebAug 23, 2009 · Said it many times before on this board: Peanut Port big block heads flow about the same as an entry-level set of performance small block heads. Not too difficult to build a 400HP small block these days. Even easier when you're packing almost a hundred …
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WebThe main point of these tests is to show how well the AFR 265 heads work (red curves). However, it is worth noting that the overall output produced by the peanut-port heads is very good, when compared to what is normally produced from typical performance magazine tests. The reason is that a typical cam of 112 to 114 degree LCA was not used. WebJan 24, 2010 · Ive been looking for a spread bore intake a BBC. Most of them i see listed are for oval or rectangular port heads. Weind is the only company ive seen that lists an intake for a peanut port head and its pricey. Is there some way to adapt an oval port intake to work on a PP head, whether through a gasket or some creative porting? pool boiler sizing
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WebMar 7, 2012 · the heads had 2.19/1.88 valves previously. also I started to match the intake ports to stock intake gasket a year ago but didn't complete it because I had another set of heads ready. I started cleaning the intake valve area from any casting marks. also I … WebThe oval port head has 110-cc chambers, and the rectangular port head comes with 118-cc chambers. ... while most 1970-and-later iron heads switched to the smaller taper seat “peanut” plugs. Aluminum heads have two additional threaded bosses under the intake runners for additional clamping and better head gasket retention when used with ... WebNov 11, 2003 · Codi. Dutch, I'm not familiar with the "vortec" BB heads, however, the BB heads, oval port, come in two port sizes. True oval ports are still rather large and are perfect for a street hot rod. They provide a good flow and the smaller port (smaller than the rectangular) provides velocity. The oval port are good up to about 6000 or 6500 RPM. pool boat