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mike16 · 01-09-2010, 09:46 PM

I know and others will agree its agood idea to replace it. one of my engine failures due to a failed timing chain damaged the engine irrepairably. It would be a shame to loose a 4 bolt main 350 to that

01-09-2010, 09:46 PM	#16
mike16 Registered User Join Date: Dec 2009 Location: bisbee, arizona Posts: 1,530	Re: nylon timing gears in 72 307 I know and others will agree its agood idea to replace it. one of my engine failures due to a failed timing chain damaged the engine irrepairably. It would be a shame to loose a 4 bolt main 350 to that