Mikuni HSR42 TC95" Jetting
#1
Mikuni HSR42 TC95" Jetting
Looking for some baseline jetting suggestions for my Dyna. I just pulled the stock CV40 off and replaced it with a Mikuni HSR42 carb.
Here's my engine specs:
95" big bore with Wiesco flat top pistons, measures around 10.2:1
Underground Performance 78cc heads, shaved, step milled, high velocity ports
1.9" intake valves, high lift springs
SE adjustable rods
Feuling lifters
S&S 585G easy start cams
S&S stealth intake
Bassani short road rage 2-1 exhaust
Crane Fireball Hi-4tc ignition
Elevation is around 2000' , plans are to eventually get it dyno tuned but I'd like to have some baseline jetting in place so I can at least ride it.
Right now the carb is all stock, 160 main, 25 pilot, 70 acc pump jet.
What do you recommend for a baseline?
Thanks!
Here's my engine specs:
95" big bore with Wiesco flat top pistons, measures around 10.2:1
Underground Performance 78cc heads, shaved, step milled, high velocity ports
1.9" intake valves, high lift springs
SE adjustable rods
Feuling lifters
S&S 585G easy start cams
S&S stealth intake
Bassani short road rage 2-1 exhaust
Crane Fireball Hi-4tc ignition
Elevation is around 2000' , plans are to eventually get it dyno tuned but I'd like to have some baseline jetting in place so I can at least ride it.
Right now the carb is all stock, 160 main, 25 pilot, 70 acc pump jet.
What do you recommend for a baseline?
Thanks!
#2
That should certainly allow you to ride it, as that jetting combo covers a broad spectrum.
You may see a 165 main after all is said and done.
Scott
You may see a 165 main after all is said and done.
Scott
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HILLSIDE MOTORCYCLE & MACHINE, INC.
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OVER 35 YEARS OF H-D ENGINE BUILDING.
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HILLSIDE MOTORCYCLE & MACHINE, INC.
HARLEY-DAVIDSON SPEED & SERVICE CENTER
5225 SOUTH MAIN ST., MUNNSVILLE, N.Y. 13409
Sales/Support 315-495-6650
www.hillsidecycle.com
Walk-in Retail Showroom
Complete H-D Machine Shop
Case & cylinder boring
Complete Cylinder Head Shop
High-Performance Engine Kits
Crank Rebuilding
Direct Link & PowerVision Tuning
Goodson HD Tooling Manufacturer
Maxton Mile World Record
4500 sq ft. facility
OVER 35 YEARS OF H-D ENGINE BUILDING.
See us on Facebook.
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