Quote:
Originally Posted by X-TECH MAN
3/8ths like a big block Chebbie and a 383/426/440 wedge MoPar ! The Hemi "Cuda guy wants them because the 5/16ths stems are a little fragile at 10,000 RPM's.
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Terry...they will be asking for 7mm stems just like Comp and NASCAR engines... LOL!!!