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Mobile Dyno Services
Here is a 673 Raptor Dyno #'s. This bike is stretched I think 4". The Mods include:
673
The owner did his own Porting
Hot Cam STG 2
11:1 Compression Wiesco
LTE Duals
39mm FCR's
K&N Filters
We are at 300ft elevation:
Jetting was: 2.5 turns out on the mixture screws, 55 pilots, needles in the 3rd from top, K155 mains
Jetting is now 1.5 turns out on the mixture screws, 55 pilots, needles in the 4th from top, K175 mains
Precision Motorsports
Mobile Dyno Services
www.precision-ms.com
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My 440ex Mods: 12:5 Comp, White Bros. XC Cam, DRG Ported Head, DRG EXR Prototype Filter, Airbox Lid Off, 450r Carb, LRD Pro 4 Ballistic Full Exhaust...
*Jetting: 3 turns out on the Mixture Screw, 48 pilot, Needle in the 3rd from top, and a DJ 170main*
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Up to 42hp-30tq and For Sale*** Time for a new project!!
Mobile Dyno Services
A/F graph.
Red Line = 155 mains
Blue Line = 175 mains
Precision Motorsports
Mobile Dyno Services
www.precision-ms.com
------------------------------
My 440ex Mods: 12:5 Comp, White Bros. XC Cam, DRG Ported Head, DRG EXR Prototype Filter, Airbox Lid Off, 450r Carb, LRD Pro 4 Ballistic Full Exhaust...
*Jetting: 3 turns out on the Mixture Screw, 48 pilot, Needle in the 3rd from top, and a DJ 170main*
-----------------------------------------------
Up to 42hp-30tq and For Sale*** Time for a new project!!
Senior Member
I'm sending my Raptor out to Mike this weekend, I can't wait to see what he can do to it.
2002 Yamaha Raptor 673 Hotcams Stage II - Hi Comp. Piston - Full Exhaust - +4 Axle...
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