Discussion in 'Engine Building' started by bectondavis, Jul 22, 2003.
What is the max you can bore a 94-up LS B18B1?
Same Question about the GSR?
Bore.......Before you have to sleeve. The Max is?
82mm is as far as I would go... 81.5mm is the largest OEM piston you can buy.
you can buy custom JE pistons but they take a while to ship in.
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