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Write your best and worst mod!!! Help people from buying the wrong thing!

1/ Oil Injection Pump Delivery Increased - No cost. Adjusted to max. delivery. Can only add longevity to the engine.

2/ Clutch Re-Blueprinted - Cost $100-ish. Shimmed spider button to tower & belt to sheaves for proper clearance. Re-assembled with Delrin washers then sent out for re-balancing(balanced by Bel Engine Services in Edmonton - clutch was found to be 3.8 grams out of balance). Can't notice any seat of the pants difference but the benefits of a balanced rotating mass speak for themselves.

3/ Burandt Boards - Cost $225. Would not operate the '11 or '12 chassis without the addition of these(or similar I.E. Skins, BM Fabrications). Kicking snow off the boards all of the time gets old....

4/ Mountain Addiction Storage System - Can't remember $? Slick design makes installing & removing the bags & fuel jugs a snap. Several downsides are that bags/jugs may separate(fall off) from the track system during a roll - over & that cooling system performance appears to be hampered. Having the bags/jugs fall off is not a huge deal since they can simply be re-installed as there is no actual damage to the track system - during an impact, the plastic construction of the bags/jugs deforms just enough for them to release from the tracks. The negative effect on the cooling system is less desirable since the overall performance of that system is marginal at best however this can be said of any storage system that mounts to the top of the tunnel/coolers with little to no air gap.

5/ RK Tek Direct Replacement Pistons(Wossner) - Cost $375. Not enough miles on my machine to confirm their reliability(Only 800 miles). From all reports on SW, the majority of cylinders removed are not sized for correct PTCW for even a brand new stock OEM cast piston & would need to be sent to a repair shop for proper sizing. This is where the RK Tek Direct Replacement piston has it`s place. They appear to measure slightly larger than most new OEM pistons & require slightly more clearance & therefore may be a viable option for those who have cylinders that measure out with acceptable piston to cylinder wall clearance. In short, they can save the installer the time & cost of sending their cylinders out for re-sizing. All controversy & B.S. aside regarding what piston or who's fix kit is the best, the bottom line is proper PTCW clearance for the application - if you don't have it or can't maintain it, the engine won't last period.

6/ Polaris Yellow Injector Upgrade(for '11 MY) - Cant remember ?$ - No performance increase, just a piece of mind that there'll be once less thing to go wrong

7/ PAR Ultimate Pro Combo & Clutch Kit - Cost $1700-ish. Not enough value for dollar spent in the kit IMHO. Supplied secondary clutching "upgrade" components actually hampered performance & the SLP pipe did not add the top end performance I was hoping for. I would suggest that the PAR head upgrade on it's own has good value for dollars spent. For those looking for more performance or contemplating replacing their pistons as a preventative maintenance measure, the RK Tek Drop In Kit appears to be an excellent bargain - Having ridden one personally, I can attest that they work very well.

8/ Hot Pot - Can't remember $? Who can argue with having a warm meal out in the back country? On a side note, I found that the only benefit of the SLP pipe & can combo was that the can provided a nice flat mounting spot for the Hot Pot base.

9/ Under-hood goggle bag - Can't remember $? It's nice to have clear goggles by running 2 pairs in rotation using the under-hood goggle bag.
 
Best Mods
-Silber Turbo

Worst Mods
-Silber Turbo (If they can just figure out the fuel issue)

If I were to buy another Pro I would put on the TKI belt drive. Works great and I feel like it's not going to grenade like the QDS does. My X1 shocks are amazing but they are very expensive. The Zbroz a-arms are also great but I bought them to fit the shocks, they aren't required unless you are afraid of your glue failing. Also love the HPS, it's essential

The PAR head is overrated IMO, as is the Team Tied. Too much money for so little return.
 
I don't feel comfortable divulging after market companies products that did not meet my expectations. They may not work for me but may be complimentary to someone else's setup. There are two exceptions in my list, FTX throttle block with a slight modification and a generic powder valve review.

Indy Dan long rod-
definitely

2008 stock CFI 4 head-
a great stock head from PI.
Squish angle, stock, is cut 1* more than the piston dome.
need to cut squish clearance to desired tolerance.
Thanks Mark(CMX) for letting me have a few.

TPS-
Monitor closely, cheap performance assurance

EV springs-
green/whites a must have

2.5 CE-
great all purpose track maybe a 3" next time

2013 seat-
great improvement over the '12

PI under seat bag-
a must have but you need to dry the contents every night, heat exchangers seem to keep things wet

2013 stock boards-
these or the Burandt boards are a must have

FTX throttle block-
great improvement over stock, mounted the kill switch via ski-doo 2013 bracket.
FTX kill switch mount on the throttle block is in the WRONG location. tree branches kill the motor at the most in-opportune time, I machined the mount location from the block.

tether-
a must have on any sled

SLP high flow intake-
would do again

powder valves-
nope, took them out and plastic welded the knockouts back in.
Messed with the T-MAP signal. More intake area is better, slows the velocity down.

$28 upgrade-
yes

stock bars-
narrowed bars 1.250" each side for a total of 2.5"
Definitely will do this again

Bar riser-
2.75" milled it myself

19-46 gearing-
won't be without it

Primary-
sheaves cut to proper angle and balanced, mandatory for me

TRS clutching-
partial here

TRS revalved shocks-
same here

TRS motor/clutch alignment-
it is a must do, enhances belt and motor mount life

Dobeck Gen4-
will give an honest report when I have more time on it. the guys at DP have been great to work with. Kind of partial here also, I went to High School with Mark Dobeck.

pull the key-
Killed the motor to many times, on a climb, clearing the snow from the tach

Edit: 2012 PRO 163
 
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I don't see a lot of mentions for gearing but so far it has put the most smiles on my face, my next few hundo is going into clutching.

today is day 2 on 19/46, cant belive I did not do this sooner

turned up oiler, took off windshield, flipped throttle to trigger finger (treadway style)
2012 assault, just keeps putting smiles on my face
 
Full set of Raptor shocks,awesome and all my riding buddies love them also.
 
Good
Cork under hand warmers- Easy to do, cheap and makes a world of difference

Underhood Bag- Must Have but not the greatest quality from polaris

Powderkeg- Nice to have the storage and fuel and good design, other than scratching the tunnel under the box

RK tek Drop in kit- has not missed a beat since installed

Polaris Handlebar Bag

Iceage rails- Definatly the way to go if you bend the stockers(don't buy their junk plastic rear idler wheels)

Skins rear bumper- needed for pulling the kids around the farm and the doo's out of the hills :face-icon-small-hap


Bad

RK tek drop-in Kit - Love the kit but why should I have to be worried about my motor so damn soon, C'mon Polaris wake Up!!



I'm curious as to why the C3 is so good, seems like a lot of money for not a lot of gain.
 
Scaled on 1-10... ten being very good '12 with '13 bulkhead/tunnel (no Q-drive, chain case :face-icon-small-coo).

-Revalved stock shocks by FTX. Very amazed - 10
-Power Commander V - 8
-PAR 13.1 head - 10
-Polaris under seat bag - 3
-FTX Chrome Moly flat bars with Rox 3.5" riser (heaters work way better) - 8
-Ruth Power machined '12 crank case to fit new '13 cyl's - 10
-FTX rear cooler (more capacity) - 9
-bparks Derlin front susp bushings (worked great on my cat) - 8
-Zbroz front arms - 9
-Skinz Powder Pak bag - 8
-FTX PROtectors bracing for tunnel between bulkhead and tunnel, cheap and easy insurance - 10
-Wildchild guage lifter - 9
-FTX rear tunnel bracing - 9
-Rooster Built clutch kit - 10
-Venting by gas cap and knee panels completed by drilling 3/16" holes using perforated metal as template - meh
-Turned oil pump way up -9 (mix 8 oz per tank in fuel as well)
-Trimmed paddle tips (Fbomb mod) - 5
-Nickel Anti-Seeze on shock threads - 8
-19/43 gearing - 8
-Home made vent under pipe in nose cone ('berg repellent) - 8
-'13 stock seat - 10
 
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For my (off trail) SWB Assault:
Best Mods:
1. Burandt Boards (or equivilent)
2. Monsterworks Riser (Quick adjust Articulating)
3. Sway Bar Disconnect (Home Made)
4. Newer short RMK Seat
5. Muff Pot

Good Mods:
1. Dash Gauge Riser/Goggle Bag
2. Burandt Bag (Rear Storage)

Luckily I Havent had a bad mod yet...
 
mods

2012 PRO 163
1st mod -- take all the ugly stickers off.. this made me really happy

loosen track.. way tight from factory
turn up the oil
xxxmodrods vent kit, looks really sharp, durable and flows good.
mtx weights - made a good pull difference
team tied.. seems to pull more weight and more consistent.. probably wasted money tho
RKT Drop in kit.. you will feel this one!! worth every cent..
28 dollar T-stat mod.. worth every penny
Can -- HPS -- sounds good anyway.. :)
remount and reroute that oil spraying valve.. :)
SLP pipe .. meh.. should have saved the money..

big, Big fails Fails
PAR head... POS.. chucked it in the trash
CPI pipe .. Junk to run, hanging on the wall cause its sure pretty
 
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