Keith Black Silvolite and Federal Mogul/Speed Pro are the main players in the hypereutectic piston market, and we have used both brands in … The pistons are Keith Black hypereutectic 10.5:1 cr. What are your thoughts on Speed Pro vs KB hypereutectic pistons for street performance use, say around 450 to 475 hp range. Ive had some people say speed pros arent the best. Now, don't misunderstand, Keith Black hypers are good pistons, I just personally don't like that big gap required for their top ring. KB pistons make more HP by reflecting heat energy back into the combustion process and, as a result, the top ring runs hotter and requires additional end clearance. For theirs, they recommend a much wider top ring gap. You can now use the stock 4.0 rods with the Keith Black "ICON" forged pistons, because of their wrist pin location. Bought a set of KB pistons(9.2 to 1) for my build and curious if anyone knows what the 2 extra rings that came with the set are for. HP fan Member Posts: 91 … When rod tries to pull the piston back down, it chunks off the top ring land. If you don't use the wider top ring gap, they ring ends can butt at the top of the cylinder (hottest part) and stick. Discussion Starter • #1 • Nov 6, 2004. I think it truly depends on experience. If you had a good one you praise, a bad one you bash. Do you think either brand others a distinct advantage or disadvantage, in terms of reliabilty and performance. The Keith Black pistons unique thermal conductivity, ring location and varied end use requires special attention be paid to top ring end gap. This makes them not only light weight but extremely durable. Thus, they carry and manufacture Keith Black pistons. Top. I hear bad things about Keith Black Hypereutectic Pistons. They have several different stroker build options/combos listed, from mild to wild. I stumbled across a very informative 4.0 stroker page from some Jeep guys, and you no longer have to use the 258 rods. Or can anybody suggest a brand. I have cast 10:25 to 1 flat tops now. Since 1922, United Engine and Machine have been building a reputation for their pistons of the utmost quality. Keith Black also offers KB Signature Series performance pistons for Ford, Chrysler and GM muscle car applications. I use Speed Pro (Federal Mogul owned) hypereutectic pistons which use a normal top ring gap. Keith Black makes a high end hyper piston. I'm in the market for pistons. I trust his knowledge just wanting to see if anyone esle has had the same problem. Are Keith Black Hypereutectic Silv-O-Lite pistons any good etc.? Had oil consumptions problems on pretty new 408sbc. Some people say they are fine if you install the rings properly. Made from hypereutectic 390 aluminum alloy, Keith Black Signature Series pistons are CNC-machined for accuracy and are heat-treated with 16 to 18 percent silicon. I've never seen a problem with them. 319 Posts . These pistons mostly contain high silicon aluminum alloy. My machine shop guy said this is a common problem with these pistons, and KB blaims it on tight ring gaps. 115 Posts . Keith Black Performance Pistons. Discussion Starter • #1 • Apr 27, 2007.
Chevy Cruze Oil In Intake,
Jim Shockey Father In Law,
Surveying Calculator Programs,
American Airlines Seat Selection,
Mickey Spillane - Imdb,
Sand Cat For Sale Uk,
Goat Farming In Georgia,