Hastings Ring Gap?
The key to your puzzle is this..... KB 167 pistons.... Hastings didn't make the piston... So they don't know your running a Hyperutectic piston which needs a wider ring gap than a standard cast piston or a forged piston.... Go the the KB piston website & see what they have to say...
Or....
The key to your puzzle is this..... KB 167 pistons.... Hastings didn't make the piston... So they don't know your running a Hyperutectic piston which needs a wider ring gap than a standard cast piston or a forged piston.... Go the the KB piston website & see what they have to say...
Or....