440 trailfire pistons
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#1: JD snowmobile and related items only.
#2: Please do not post negative opinion comments about an item or PRICE. The only replies should be legitimate questions from interested parties.
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- Posts: 57
- Joined: Tue Feb 03, 2015 11:10 pm
- Real Name: Matt
- Location: Sw. Michigan
Re: 440 trailfire pistons
This is bad news for me I have that piston coming for my 80 trailfire as that is what Dennis kirk calls for it.
- liquitisplit80
- Posts: 217
- Joined: Tue Nov 08, 2011 10:54 am
- Real Name: Roy
- Location: Wisconsin Dells area
Re: 440 trailfire pistons
Matt, What kind of compression are you getting in your Sportfire?Matt wrote:Agreed that 09-689 is the correct piston, and is listed as so in other catalogs. They're running in my Sportfire, and I'm sure many, many other Trail/Sport/Liquifires. Maybe the box/label wasn't correct for the piston?
'78 Spitfire
82 Trailfire 340
'80 Trailfire 440
'80 sportfire
'81 liquifire
Still ridin' the New Breed!
82 Trailfire 340
'80 Trailfire 440
'80 sportfire
'81 liquifire
Still ridin' the New Breed!
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- Posts: 4747
- Joined: Wed Jul 13, 2005 12:00 am
- Real Name: Matt
- Location: Coopersburg, PA
- Contact:
Re: 440 trailfire pistons
135 and holding after being run for well over 1000 miles.
Matt - JDsleds.com Administrator
- liquitisplit80
- Posts: 217
- Joined: Tue Nov 08, 2011 10:54 am
- Real Name: Roy
- Location: Wisconsin Dells area
Re: 440 trailfire pistons
Matt,
So what is the correct part number for the rings you used?
So what is the correct part number for the rings you used?
'78 Spitfire
82 Trailfire 340
'80 Trailfire 440
'80 sportfire
'81 liquifire
Still ridin' the New Breed!
82 Trailfire 340
'80 Trailfire 440
'80 sportfire
'81 liquifire
Still ridin' the New Breed!
-
- Posts: 57
- Joined: Tue Feb 03, 2015 11:10 pm
- Real Name: Matt
- Location: Sw. Michigan
Re: 440 trailfire pistons
I haven't got it completely together to do a compression check yet but part number 09-688 is almost identical to the oem piston off my 80' trailfire, the only difference between the two is that the aftermarket piston's rings are slightly thicker than the OEM which shouldn't make a difference except the rings don't interchange, as tmartin has said in a couple posts they are the listing for the 70's arctic cat 440's. I will update when I get to the compression check.