WebJun 11, 2013 · 440 Source Aluminum Cylinder Heads CNC Ported: $1995 assembled: 915 Cast Iron Cylinder Heads: Cost varies by parts used, repairs and machine work needed, and port work: Dyno testing: WebMar 24, 2015 · They are to my knowledge the only factory big block heads that came with a closed chamber design. only available in the 1967 model year. If that info is wrong feel free to correct me. Anyway, I've ended up with a nice set that has had some decent port work done to them, and has 2.14/1.81 valves in them. I've never run a set of these on anything.
Porting DC Stage IV iron heads - For A Bodies Only Mopar …
WebSep 1, 2001 · Flow tests on this manifold show average flow of about 270 honest cfm (at 28-inch water), a good match to a well-ported set of 440 heads. The runner-to-runner flow … WebFeb 15, 2012 · The added benefit of porting To demonstrate how spending just an hour per port can really help cylinder head flow, we began grinding and polishing the intake and exhaust port of our 452... dft maternity policy
To Port or Not to Port - Stealth Fighter - Mopar Muscle Magazine
WebOEM Original Big Block Mopar Cylinder Heads 452 Dodge Plymouth $150.00 $135.00 shipping or Best Offer 1967 1964 1965 1966 1968 1969 1970 1971 383 361 400 440 426 Wedge 413 Head Bolts $55.00 $10.85 shipping Mopar 440 Motor Home Heads (1973) $850.00 $113.31 shipping or Best Offer Mopar Big Block 383-440 Head Bolts Short (24) … WebJul 20, 2024 · Side note: With aluminum intake manifold, and water pump + housing, and heads, you can drop 100+lbs off the nose, of car. Your can even paint them to match so it looks stock. Toss in headers vs the cast iron exhaust manifolds, if you don't care about stock look, and you can save some more weight. WebJan 1, 1998 · Interestingly, the 452 gained a reputation as a desirable performance head casting; through experience, Mopar enthusiasts discovered the performance was on par … dft maritime security