Craig Nedrow's latest activity
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Craig Nedrow replied to the thread BBC 489 build.Put in the soft plug in the back of the engine, behind the cam, then back on engine stand. Deburred and checked the rings in the bore... -
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I would stay away from keith black pistons. By the time you acquire and rebuild any of those heads, you could have just bought better...
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Oh, and checking on a compression calculator... my L29 after the rebuild should be ~9.15:1 Static compression ratio and ~8.4:1 dynamic...
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Craig Nedrow replied to the thread 489ci tow build....E-Brock oval air gap intake, headers 1 7/8 tube for chevelle, short duration cam no more then 280 ([email protected]) 750 holly. That’s about...
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Factory L29 and 8.1L are in the 9.0:1 range with the factory fast burn iron heads. You can run ~10:1 very safely on aluminum heads and...
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Bucket~The 280 TFS heads are bad to the bone. Eric W... a famous head porter and youtube tested a line of oval heads and the AFR 265 and...
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I've recently been watching a bunch of head porting videos and have learned something from it. If going with stock or reworked iron...
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Specs on my 454 is that it is bone stock engine for the 87 model R20. I think its rated at 240hp/330TQ which is weak for a 454 ci motor...
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Here's the Vortec heads side by side with the lowly peanut port heads:
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The 454 that was mostly stock in my '79 would barely turn its own tire over with me dumping the clutch. Enter some simple to do mods...
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Bullet, Mike Jones or Isky imo
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To pick a good cam, you will first need to know what compression, heads and induction you will be using.
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I know very little about big blocks, bear in mind. I'm an LS guy. But personally, for what you're doing, I'd probably skip the forged...
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Craig Nedrow replied to the thread BBC 489 build.The engine brain cam in today, a few pics. In retrospect, I wish I had gone solid roller, less trouble with solids, and much higher...
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Craig Nedrow replied to the thread BBC 489 build.I like a positive retention of the cam bolts, and ARP bolts for the head. Fit perfect.
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