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just got a 1995 thunderbird and in doing the routine maitnence fuel filter,oil, ect ect i was changing the spark plugs and on the drivers side cylinder closest to the radiator pulled the spark plug fouled of coarse but was soaked in oil i was thinking cracked head possibly bad rings but theres no oil burning in the exhaust just wondering what any one was thinking cuz if it needs rebuilt then im putting a 4v in the car. Reason being my buddy has a fresh 4v motor he will let go cheap with only 1500 ...

just wondering what pistons i need to clear my 2.02 valves with an f303 cam there patriot performence freedom series stock forged pistons from an 88 mustang but the valve reliefs are tiny. so what pistons do i need to run any help. also a buddy of mine told me to just grind the reliefs bigger but i heard it creates a weak point it the pistons and its a nitrous motor so dont really want to scatter it on my first pass. plus im running 1.7 harland sharps with double comp springs. any help would be ...