http://www.ddracing.com/DD-Powersports-LLC-2012-Probreather-detail.htm?productId=-320927
link to probreather from D and D
link to probreather from D and D
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"HCR cooler it" was a bit of a tongue in cheek remark. I think it would be expensive and I know it would be time consuming.
That said, i believe there is at least a 10 pound RTR weight savings and in actual use much more. There is close to zero snow build up on the running boards and rear tunnel in any snow conditions or temps or speeds. I don't run trails too much but some rides I do up to 30 miles of snowcross to get there and back. I removed my scratchers 2 months ago and stopped watching the temp gauge (except to warm up) one month ago.
Hottest I've ever seen in use is 146 on the gauge (full throttle hard pack ride in) and just a jump off the side into fresh brought it back to 136 ish where it stays when riding hard in the deeper stuff. Some days when it's cold and fresh I have to putt for a while to get it to 125 where I feel it's okay to start pinning it.
I took it to flashing light on the stand (185ish) and steady light (205ish)
Might be a weight saving feature for the next M's but I changed my spring check to get the HCR cooler now (and everything else HCR is traded off it). I've been happy with my decision. Short of the defective hose Cat gave us I have not seen any negative to it. It's better in function than my M-sleds were.
I know with the pipe set and cooler I am 40 lbs or more lighter on the snow than any standard PC I ride with. And I don't need paint on my tunnel.
Hopefully I will find another 10 or 15lbs of dry weight on the next bash at it but I'm pretty happy with the weight I ride now.
You want to keep the heat in the pipe, have your local powder coating shop ceramic coat it (our local shop does ceramic coating) that will help keep the heat in the pipe with no insulation.
The HCR doesn't have a rear cooler at all. Only a front. But it does get hot in low snow conditions. I had a 12' HCR blow the coolant bottle off the bulkhead fitting and blow coolant all over the engine. I was only 3 miles from the truck on frozen trail. We put coolant tube back on bulkhead, tightened the worm gear clamp tight, and filled back up with coolant. Ran fine rest of the day. Only got hot once on a whopped out single track trail. Also, the worm gear clamp for water pump to bulkhead tube was not tight. We tightened that up also.
I am leaving the HCR at home for a trip this weekend to Snowy Range, Wy. With current spring riding I wouldn't trust it to not overheat. Something to think about if you like spring riding conditions.
Some savings are approx weight. Update if you have actuals
New can - save 10 to 17 lbs
Cut btm of snow flap - 0.25 lb
Remove part of battery bracket - 0.25 lb
Trim seat material - 0.1 lb
Remove rear footboard closures - 0.25 lb
Install Probreather - 5 lb
Install Diamond S Hood - 7 lb (reinstall lights, windshield, intake)
Remove adjustable steering stem - 2 lb
Boss seat - 4 lbs
Total so far ~ 29 to 36 lbs with no reliability loss
Basically at 2012 Pro weight with 20 more ponies and a real sled
Try to add 20 reliable hp to the Pro for $1500.....you can't