HD Engine Coupler for 89' B1?
 

Does anyone have a merc p/n for this application?

Re: HD Engine Coupler for 89' B1?
 

check on this part # 18311 a 17 coupling which is suitable for 502 mag mpi bravo 1 engines ....hope this helps ....cheers al.

Re: HD Engine Coupler for 89' B1?
 

It looks like this is the new number to merc's p/n 861523 A9 coupler. So is this Steel or aluminum?

Re: HD Engine Coupler for 89' B1?
 

engine coupler with steel hub #861523a11 a9 is alum.

Re: HD Engine Coupler for 89' B1?
 

i have them in stock for a very good price if you need one,chris

Re: HD Engine Coupler for 89' B1?
 

Chris,
I need 2 H/P couplers for some 540's currently being built is this the Number?

Thank You Emmett

Re: HD Engine Coupler for 89' B1?
 

How Much torque and horsepower can one of these take ? Also beware of used ones on ebay with badly worn splines. If buying a used one have them clean splines and take good picture. Splines should be square looking at their top instead of triangle and pointy. If in doubt, walk away...BBB :(

Re: HD Engine Coupler for 89' B1?
 

New in the box 450.00 each with steel hub 513 561-4849

Re: HD Engine Coupler for 89' B1?
 

Does anybody re-hub these ? I've been throwing too many away, maybe there is a cost effective fix > BBB

Re: HD Engine Coupler for 89' B1?
 

A11 coupler with steel hub will handle lots of HP for a long while !