79 spitfire top speed and carb

Technical topics related to machines powered by Kioritz/CCW & Kohler motors.
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sik99ranger
Posts: 8
Joined: Thu Oct 09, 2008 12:00 am
Location: iowa

79 spitfire top speed and carb

Post by sik99ranger »

hey guys i have a 79 spitfire that i have had for a year now, i was wondering what the topspeed is on one. it is all stock but no airbox just a screen filter. also how do you change the jets in the carb? i have a a few sleds but never one with a carb like this. also is the jet that is in the top of the carb the pilot? and is there supposed to be a through hole in it like a normal jet? also how do you change the main? the sled will run maxed out at 40 and i can go 1/2 throttle and matain that speed so i was hoping to chang my jetting a bit to get a little more out of it.
ICCSF 108
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Joined: Sun Jul 17, 2005 12:00 am
Real Name: Kenny Heins, AKA Grumpy
Location: Blue Springs Mo.
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79 spitfire top speed and carb

Post by ICCSF 108 »

Ck your track drive sprockets IF you have the 7 tooth there is an optional 8 tooth that will give you a little more speed & not take away from your power (unless your a big man) the Spits & Snowfires have enough extra power to handle the extra tooth driver. It still might not be as fast as you would like but will be a little improvement on top end.
For carb info, try to find & purchase a Blue covered JD Fine Tune Manual 79-83 Snowmobile Horicon Works # SP-509-H2. This manual has a good section on all the newer Deere Carbs ( 78-84 )
Kenny
Last edited by ICCSF 108 on Wed Dec 03, 2008 7:13 am, edited 1 time in total.
AKA: Kenny, Grumpy, Mr. Richard Head
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