You can but its not begginer type of stuff if the plug was the wrong heat range you more than likley got it to hotttttttttttttttttttt your going to have to replace the crank, rod, piston/rings. ect try hotrodsproducts.com and jepistons.com its not very hard but be sure to break the motor in and use the right spark plug.
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You can but its not begginer type of stuff if the plug was the wrong heat range you more than likley got it to hotttttttttttttttttttt your going to have to replace the crank, rod, piston/rings. ect try hotrodsproducts.com and jepistons.com its not very hard but be sure to break the motor in and use the right spark plug.