Who has a jasper rebuild

halflife

Cadet
Joined
May 29, 2006
Messages
25
well my motor is done<br />mechanic suggested a jasper reman instead of a rebuild. Any one use them before?<br />how long did it last?<br />Thanks
 

tommays

Admiral
Joined
Jul 4, 2004
Messages
6,768
Re: Who has a jasper rebuild

My BIL got a 351 reverse rotation from them after 1 season the harmonic balancer seal leaked oil and they gave him a repiar allowance <br /><br />Its been and otherwise prefect motor <br /><br /><br />tommays
 

DHPMARINE

Captain
Joined
Dec 16, 2003
Messages
3,688
Re: Who has a jasper rebuild

What size engine?Have had good experience with Jasper until we needed a 3.7L.<br /><br />Dismal ordeal,but they finally made good on it.<br /><br />DHP
 

zstewart

Cadet
Joined
Jul 29, 2004
Messages
6
Re: Who has a jasper rebuild

Had one installed in the spring of last year 1995 3.0 replacement. The engine itself seems fine although a little under powered compared to the old one which may not have anything to do with the engine. Compression is good and runs good otherwise.
 

freddyray21

Commander
Joined
Jun 10, 2006
Messages
2,460
Re: Who has a jasper rebuild

haven't bought one for a boat, but did for a car. It was great. drove it for 40,000 miles before selling and with no problems.
 

rplky

Cadet
Joined
Apr 29, 2006
Messages
21
Re: Who has a jasper rebuild

Worked at Jasper,I used to build transmissions and run the dyno, all products they build I would swear to...
 

Boatwizard

Seaman
Joined
Feb 15, 2006
Messages
68
Re: Who has a jasper rebuild

Just put in two 454 longblocks, they scream!<br />Went from 4400 and 4350 rpm to 5000 and 5100, they were built by the performance side and came back retrofitted with roller cams.<br />Over the years I've put in about 30 Jasper engines, they are top notch and have a better warranty that new OEM. They usually will out perform the original.
 

halflife

Cadet
Joined
May 29, 2006
Messages
25
Re: Who has a jasper rebuild

I have a 454 merc.<br />boat wizard how much for each motor? do you know the HP/trq #'s.<br />Thanks
 

halflife

Cadet
Joined
May 29, 2006
Messages
25
Re: Who has a jasper rebuild

also,<br />thanks everyone for the feedback...think i am going to go this route over a rebuild.<br />Thanks
 

Limited-Time

Vice Admiral
Joined
Mar 30, 2005
Messages
5,820
Re: Who has a jasper rebuild

Did a 5.7 at the beginning of last season. Over 75 hours so far no problems. They get the thumbs up from me.
 

I/O WALDO

Petty Officer 1st Class
Joined
Nov 16, 2005
Messages
320
Re: Who has a jasper rebuild

Have installed bout 20 Jaspars in the past 5 years,all(far as i know)still kickin.One is to show up this afternoon here for an 87,27ft Ray 350/alpha and I will install it with FULL confidance.
 
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