Hi. Need bit of advice if any one can help I'm fitting st215 caldina head I'm using rev 3 intake and exhaust manifolds on rev 2 block the block forged Ross pistons Eagle rods etc I've got ecu master black and using stock cam sensor from caldina head and fitting 60-2 tooth on crank and using hall sensor for crank position and uprated to top feed 850cc injectors with new rail and 75mm throttle body I've ported intake etc and I'm happy with all wiring side but timing got me bit stressed would I be using rev 3 oil pump pully with rev 3 tensioner and 177 tooth belt or rev 2 pully and 178 tooth belt. If any one can help answer would be much appreciated. Thanks

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