Who has had issues with afr heads??
#71
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Joined: Jul 2004
Posts: 11,332
Likes: 73
From: chicago
Its looking like a lot of guys may be realizing these heads aren't as bolt on and go as they thought .
We are getting different guide clearance numbers , guides with no lube, incorrect springs installed on them, and haven't even got into the valve jobs yet.
I think its a pretty safe bet, that you are better off buying these heads bare, and setting them up yourselves, or complete and then disassemble, check, and then bolt on.
There's no way I'd drop the dough on these heads and just bolt them on and hope for the best. Heck, even Tims spring mishap. That be real nice scenario if you're running a mild cam, and you don't even realize you have nearly 300lbs of seat pressure and 700+ open on your little 500hp 454 build.
We are getting different guide clearance numbers , guides with no lube, incorrect springs installed on them, and haven't even got into the valve jobs yet.
I think its a pretty safe bet, that you are better off buying these heads bare, and setting them up yourselves, or complete and then disassemble, check, and then bolt on.
There's no way I'd drop the dough on these heads and just bolt them on and hope for the best. Heck, even Tims spring mishap. That be real nice scenario if you're running a mild cam, and you don't even realize you have nearly 300lbs of seat pressure and 700+ open on your little 500hp 454 build.
#72
I can say this Bob M and AFR are taking care if my situation and in the engine world and as a small guy that means a ton to me. I will admit I wanted to hate but I can't all parties involved are making me a happy customer.
#73
Yes Joe in futire I will for sure buy every head bare and know theyvare set to what my guy does, I learned something too bad it had to be this way... Lol
#74
More and more one understands the price tag associated with custom builds from reputable builders. They just don't bolt together a bunch of parts out of box and have the engine on the dyno in 30 minutes like they do on Powerblock TV.
#75
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Joined: Nov 2008
Posts: 595
Likes: 97
From: Hudson, IL
#76
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Joined: Feb 2011
Posts: 2,640
Likes: 4
Glad to hear that they are stepping up and helping you out. Looks like you might just get to enjoy the summer on the water after all.
#78
Hmmm , here's your new crate engine , by the way it was assembled dry . BULLCHIT Nowhere does it state BEWARE : These heads are assembled dry . In my book there is no reasoning or excuse for this chit . If you want to assemble them that way fine but at least make it known . By the way assembly lube is not shipped in hazardous containers . I can't say BULLCHIT enough times .
#79
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Joined: Feb 2011
Posts: 2,640
Likes: 4
Were they all dry, or just some of them? When I ran my motor on the stand, I noticed what appeared to be oil coming out around several of the exhaust valves inside the ports. I was a little worried that I had a valve guide or seal leaking, so i asked AFR about it, and they said it appeared to be assembly lube leaking out. So I guess that at least means mine weren't assembled dry. Haven't looked at them since to see if there is any more evidence of oil, but I will be installing a new set of header gaskets pretty soon, so I'll have a look at them then.
#80
Were they all dry, or just some of them? When I ran my motor on the stand, I noticed what appeared to be oil coming out around several of the exhaust valves inside the ports. I was a little worried that I had a valve guide or seal leaking, so i asked AFR about it, and they said it appeared to be assembly lube leaking out. So I guess that at least means mine weren't assembled dry. Haven't looked at them since to see if there is any more evidence of oil, but I will be installing a new set of header gaskets pretty soon, so I'll have a look at them then.




