If you change your plugs at a decent interval and let the car cool off over night then you'll never pull the threads out of a 2 valve PI head. Also brush a wee touch of axle grease on the threads. BTW a navi gator is dohc
If you change your plugs at a decent interval and let the car cool off over night then you'll never pull the threads out of a 2 valve PI head. Also brush a wee touch of axle grease on the threads. BTW a navi gator is dohc
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