Quote:
Originally Posted by scottie_436
Oh... The jp4 head doesnt normally have the oil gallery plugs in the end of the head... Or did sandy drill and tap them?
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I'm not 100% sure mate, I know he's done ALOT of modifications to the head that your normal engine builder wouldnt bother with, the small changes make minimal difference, but when you add up all the small differences they = a big difference