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Larger Cam for 62cc Heads?

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Old 03-14-2010, 12:17 PM
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Default Larger Cam for 62cc Heads?

Currently have the Torquer v2 and 62cc LS6 heads...I'll likely, but not definitely, be pulling my motor later in the year (after I have some fun this summer ) and doing a rebuild with some forged parts...Have a few questions.

Do most aftermarket pistons come with valve reliefs? Or is there a certain piston style guys go with for clearance of big cams (like dished...etc)? And for the original question, if I choose not to rebuild it this year, can I go bigger without issues? Specs are 232/234 .595 .598 112 LSA

Thanks, Allen
Old 03-15-2010, 12:30 AM
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I ran a 232/238 with 59CC chambers. I would not venture anything bigger than a 233/239 with 62cc chambers. IMO you will more than likely run into clearance issues.
Old 03-15-2010, 06:26 AM
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Ok then I probably won't go any larger with the stock bottom end...but are pistons available already flycut or do people only do this themselves? Or what style of pistons allows larger duration cams? Thanks
Old 03-15-2010, 09:09 AM
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You can get aftermarket pistons w/ reliefs in them, and you can also have a machine shop do them for you.




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