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I need some help, i blew the head gasket on my engine (rb 20e) when i pulled off the head the water ports were all eaten away. I purchased a 2nd hand one which was in good condition. every thing is bolted up, now i need some help with setting the timing.

1. how to position the cam and crank, what markings to look for

2. how to position the distributor.

any help would be good, i know i should have just put in a 25 and done the talk, but my funds would not allow that, so for now i just need to get her back on the road.

thanks

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quick question, when the new head is being bolted on should the pistons be at tdc?

the reason i am asking is that i bolted on the head and lined up the cam with the required markings, however, the crank only turns 180 degrees and then locks up. as if it was bouncing on a valve. i did not put the pistions at tdc before bolting on the head. could this be the reason?

any help would be good thanks

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  • 1 month later...

yes u shud ov had number one at tdc as know the cam time will not b aligned wiv crank thats y it wont turn over as valves will b touchin pistons.best beat would b to remove cam and set crank to mark there a dot on crank gear an a grove on block on right side when looking a engine frm frnt an that is no one on tdc than set cam marks up an shud b rocking on 6 and firing on 1 ..hope that helps

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