EVO All Evo Model Discussion

80" Evo cams

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Old Aug 11, 2013 | 09:26 PM
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Default 80" Evo cams

Need a little advice...i picked up a 2008 SuckerPunch Sally bobber...bike came with a 80" Evo motor. My other bike is a 2007 Road King with a Rev Perf 107", Woods 777 cams, Barnett clutch, SE pushrods, Thundermax etc. I would like to hotrod this bobber out as well. I'm just not as familiar since this is my first Evo I owned.

I'll do alot of bar hopping on this bike but i recently just did a few 200+ mile days as well. Any recommendations on cams for the 80" Evo. I did a search but a lot of the talk was for bigger bikes. keep in mind, this bike is small and light as hell. thanks.

 
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Old Aug 11, 2013 | 09:44 PM
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Andrews EV46 will do what you are after.
 
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Old Aug 11, 2013 | 10:11 PM
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A lot of the smaller distro bikes may have "punched" out engines already. A lot of guys in this forum, best on earth, hate to admit how much faster a Twinkie is than an Evo.
I would sincerely doubt you have a moco crate engine in yer frame. You could call SPS and maybe Ami will answer if he ain't too busy tattooing somebody's ***.
 
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Old Aug 11, 2013 | 10:12 PM
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Ask what was typical off the year. Ask what was standard versus options.
Good luck!
 
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Old Aug 12, 2013 | 06:08 AM
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I'd be very surprised if that engine is bone stock! If you know nothing about it try a compression test, to see what numbers each cylinder is giving.
 
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Old Aug 12, 2013 | 06:20 AM
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For a stck 80" EVo I like the SE-11 cam with 10.5:1 pistons
ScrEamIn’ EaglE
® Pro EVoluTIon®

1340 camShaFTS
3
Fits ’84-’99 carbureted evolution 1340-equipped models.
Some cams may also be used on eFI evolution 1340-equipped
models in conjunction with an approved eCM calibration. See
your Dealer for details.
SE-3 cam
Bolt-in cam for heavy bikes that comes in the Screamin’
eagle
® eFI Stage II kits. Strong low- and midrange torque that
works best from 3000-5000 rPM. Street-legal in Stage II
evolution eFI kits only.
For race application only.
25422-97
$199.95

SE-4 cam
unique advanced profile design provides exceptional bolt-in
power for heavy bikes. Broad torque band from 3000-5500
rPM.
For race application only.
25752-97
$199.95

SE-11 cam
This is the next generation Se-1 bolt-in cam for lighter bikes.
Advanced profile design creates power from 3500-6000
rPM. This is an awesome horsepower cam in a bolt-in
disguise. unless specified, not for use on eFI models.
For
race application only.
25753-97
$199.95

SE-57 cam*
Outstanding cam utilizing an advanced profile design. When
combined with Screamin’ eagle carb/intake/air cleaner/
mufflers/high-compression pistons and Screamin’ eagle
heads, this cam produces a broad torque curve from 3000-
5500 rPM with a peak horsepower of an astounding 95 at
6200 rPM. This cam requires compression increases for
optimum performance.
For race application only.
25754-97
$199.95

nOTe: 1340 Cams over .510" lift may require case and/or tappet guide machining for cam lobe clearance.
’84-’85 model’s pistons may need to be fly-cut to obtain proper clearance. Please refer to instruction sheets
and service manuals for more detail.
ScrEamIn

ScrEamIn’ EaglE Pro EVoluTIon 1340 camShaFT SPEcS
TDC
Part Lift @ Valve Duration @.053 Timing @.053 Lift @ Valve
Description Number Intake/Exhaust Intake/Exhaust Lift Open/Close Intake/Exhaust
SE-3
25422-97
.503"/.503" 236°/240° Intake: 20° BTDc/36° aBDc 0.185"/.169"

Exhaust: 44° BBDc/16° aTDc
SE-4
25752-97
.505"/.505" 235°/240° Intake: 20° BTDc/36° aBDc 0.189"/.151"

Exhaust: 46° BBDc/14° aTDc
SE-11
25753-97
.508"/.508" 246°/249° Intake: 19° BTDc/47° aBDc 0.181"/.153"

Exhaust: 55° BBDc/14° aTDc
SE-57
25754-97
.575"/.575" 252°/256° Intake: 22° BTDc/50° aBDc 0.202"/.186"

Exhaust: 56° BBDc/20° aTDc
Theoretical, based on rocker arm ratio of 1.65. Valve train components, operation temperature and tolerance
stack-up will affect
 
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