Sport jet 90-need piston

backwater dawg

Petty Officer 2nd Class
Joined
Apr 12, 2007
Messages
183
I have a 1994 Merc sport jet90-3cyl--force power head--what force engine used the same piston--merc part # 700-819005a8 is no longer available and I'm trying to buy a used one--Wiseco told me it was a very comman force-chrysler piston--bore size is 3.375 "---thanks
 

baxtr

Petty Officer 1st Class
Joined
Jul 16, 2006
Messages
387
Re: Sport jet 90-need piston

Go to outboardparts.com click through to the force section, then pistons, then force pistons and look at the list for all the motors that use the wiseco 3151PS, that is the wiseco for the standard bore 3.375. lots of different motors used them
 

Frank Acampora

Supreme Mariner
Joined
Jan 19, 2007
Messages
12,004
Re: Sport jet 90-need piston

Why a used one when new Wisceco are so cheap?--100 bucks. And are you sure you don't need to re-bore?
At any rate, If you absolutely insist on a used one, I have a couple of used 3.375 lying around. PM me with your email address and I will send photos.
 

hckrphil

Petty Officer 2nd Class
Joined
Aug 8, 2004
Messages
162
Re: Sport jet 90-need piston

I actually have (3) BRAND NEW Wiseco 3151PS pistons, standard bore of 3.375 with new rings allready installed on them.

$75/each

I now have to bore my engine, so these aren't going to work for me, and being the rings are installed, I can't return them.

If you need them, or know of anyone else that does, please let me know.

Thank you!
~Phil

Email: haberek@gmail.com

I have a 1994 Merc sport jet90-3cyl--force power head--what force engine used the same piston--merc part # 700-819005a8 is no longer available and I'm trying to buy a used one--Wiseco told me it was a very comman force-chrysler piston--bore size is 3.375 "---thanks
 
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