Best sbc cast iron heads

Just wondering if this is a decent set of heads or not, small block chevy cast iron heads casting Should I look into these for my or skip. I read a few threads elsewhere about these being bad heads, best sbc cast iron heads cracks early. Looking for some community input.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Looking for something available with 70cc chambers and cc intakes able to handle a mild ZZ4 roller cam No aluminum or Vortecs please. Sort by Oldest first Oldest first Newest first Most reactions.

Best sbc cast iron heads

I agree to receive emails from the site. I can unsubscribe anytime to withdraw my consent. Read our Privacy Policy for more info. Best small block cast iron heads? Thread Tools. I'm gonna pull mine this winter and do the head, intake, carb, cam, and header dance. As for the rest whats is all the above recomendation for a hot street combo that all fits under the hood? Will not fit under stock Vette hood. Which ones will? Think I'm gonna go chamberd duals keep the wifes legs from getting burned. This has been done once before and has been bored. View Public Profile. Send a private message to First79vette. Find More Posts by First79vette. Likes:

The best out the box flowing stuff would likely be some of the custom canted valve deg stuff out there or SB2. Joined: Jul 22, Posts: Profile Page.

Post by MPac » Wed Aug 01, am. Post by JohnnyB » Wed Aug 01, am. Post by bigjoe1 » Wed Aug 01, am. Post by Alaskaracer » Wed Aug 01, am. Post by WeingartnerRacing » Wed Aug 01, am.

This post may contain affiliate links. If you make a purchase through links on our site, we may earn a commission. Cast iron heads have been favored for their durability and heat-handling capabilities. Recent advancements have highlighted the Vortec heads as a significant upgrade over traditional stock heads, especially at higher lifts. In selecting the right small block Chevy SBC cast iron heads, it is crucial to understand the material properties, how different combustion chambers affect engine performance, and the impact of valve size and configuration on airflow.

Best sbc cast iron heads

High-performance efforts have always begun by improving upon what the factory built, and the smallblock Chevy is the poster child for that effort. This is a quick walk through the history and evolution of some of the better production heads, but the reality is that there are very few that are of any note. But in deference to the millions of castings that have made their way down the assembly line, we take a look at the few that are worthy of mention. This is the classic small-block production iron head from the mid s. The earliest and small-blocks relied on an iron Power Pack head that featured cc chambers and tiny 1. The easiest way to reference any production head is with the last three digits of its casting number. The most famous heads are the and heads that offer cc intake ports, cc chambers, and 2.

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Find More Posts by gkull. TIA Mike. I know with the added cubes I will need a larger cam to be determined and would like a nice set of iron heads as well. Received 5 Likes on 3 Posts. A cylinder Head that's well over Looked is the Late 80's early 90's 5. Show Ignored Content. Aluminum heads require a thick composite head gasket such as felpro at. Send a private message to LFZ. If you want a bit less compression ratio, consider dished pistons, which are readily available. Re: Factory Cast Iron Heads, what's the best? A shallower valve angle helps unshroud the valve for more airflow and power. For circle track engines, heads that deliver good mid to high RPM throttle response and torque out of the corners will usually win more races than heads that deliver more peak RPM horsepower. Opinions Dave Most where H. Thinking about turning my into a

The combustion chamber of the engine is where the air and fuel burn.

Joined: Feb 6, Posts: 18, Profile Page. Attach Photos to Posts. I called Aerohead a division of Indy cylinder heads and talked to their tech guy. The problem I am running into with dyno's is they usually only list pocket ported or aftermarket heads. They were rebuilt last year and have all new parts. They told us they always plug steam holes when building a This has been done once before and has been bored. You can get RHS and Dart cast iron heads cnc ported, from various sources and by the companies themselves. If he had thought he could have done better with the vortecs, he would have tackled them. There is a lot left in that head. The 's are the 5.