C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Stupid Me. Cheap fix or no?

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Old Jan 5, 2011 | 06:55 PM
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Default Stupid Me. Cheap fix or no?

Down the meat and potatoes, I bought a used cam but it was for a retrofit for a block that was originally non-roller. What this means is that the snout of the cam isn't stepped for the retainer plate, and the face is recessed behind it.

Is there a cheap way to fix this, or do I need to buy the correct roller cam? I'm not sure there is a way to adapt the cam and still have the timing setup work.

Thanks in advance.
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Old Jan 5, 2011 | 07:07 PM
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you can use the cam. you will need to purchase a new timing chain set for 85 and earlier blocks. you should purchase a cam stop button. and you will need to check for clearances
to be safe..
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Old Jan 5, 2011 | 07:21 PM
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While I can see your point of saving money, the rollers are big bucks, I just can't recommend using a used flat tappet cam. If you do, be sure and lube the hell out of the lobes and use new lifters with plenty of lube also. If you are sticking with the stock cam profile, I have a roller out of an '86 block you can have for the shipping.
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Old Jan 5, 2011 | 07:25 PM
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Midnight- I have a roller block with a roller cam, but the cam was intended to retrofit the 85 and earlier non-roller blocks with a roller cam.

And no, it's not stock.
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Old Jan 5, 2011 | 07:27 PM
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who's going to tune your car. after you install this cam...
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Old Jan 5, 2011 | 07:31 PM
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What cam is it? Can you sell it and just buy another used cam or the new correct cam instead?

I get what you are doing but it seems like it would be better to do it the right way. I know if I had a roller block I wouldn't be dealing with the cam button stuff voluntarily.
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Old Jan 5, 2011 | 07:44 PM
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Originally Posted by THE 383 admiral
who's going to tune your car. after you install this cam...
http://www.jegs.com/i/Barry-Grant/13...oductId=762590

And before you blast me about the benefits to FI, nobody carries parts for these anymore, especially at the local parts store near a track. And, one of the previous owners decided to play "cut the wire and see if it still runs". I don't feel like chasing electrical gremlins on a 22 year old car that doesn't even have sequential FI.

And it's a track only car.

Originally Posted by USAsOnlyWay
What cam is it? Can you sell it and just buy another used cam or the new correct cam instead?

I get what you are doing but it seems like it would be better to do it the right way. I know if I had a roller block I wouldn't be dealing with the cam button stuff voluntarily.
http://www.summitracing.com/search/?...12-432-8&dds=1

That is the one I have, it will be for sale now. I ended up just ordering the correct one instead of hodgepodging it together.
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