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will the 640 and 770 cranks swap between the two case i got a 640 with the 24mm threads same as a 770 with a bad top end and i have a chance to get a 770 that the crank has started to go in he caught it before it nuked everything i was think of buy it and putting my crank in the 770 will this work i look on sbt the part numbers are not the same but i can not figure out whats different with out take apart a running 770
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Re: 640 770 crank swap
It's completely different. It won't work.http://www.facebook.com/twinlakesjetskirepair
'89 Kawi 650SX 42.4 GPS
+3" stock pipe, ported ex. manifold, drilled waterbox, blueprinted pump, Ocean Pro ride plate
'99 Yama GP1200 65U 61.8 GPS
ported cylinders, matched cases, milled head, blueprinted pump, long ride plate
'96 Seadoo HX 717 53.13 GPS
light porting, massaged cases, lightened flywheel, port matched manifolds, Rossier pipe, stubby pump cone
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Re: 640 770 crank swap
I have adapter inserts for the smaller 18mm to 24mm output thread for those 640's on Feebay.Comment
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