Madcow Polaris 800 xcr greatest sled Polaris ever built! top secret port work!

I ported this engine for one of the best amateur tuners around and he offered it to me to make back into a trail sled. so I toss in some a good trail setup and track and we will see how it works on the trail! in a previous life I had a huge following on the snowmobile forums as a regular guy bucking the system and giving out free clutching and tuning advice! helped a lot of snowmobilers enjoy there sleds a lot more without spending a lot of cash! I had a lot of sleds brought to my place the furthest engines I did were from Alaska and new York. it was a blast to have guys bring there old indys over for work and get performance results out of clutching and gearing and beat there buddies who had bigger engines or pipe kits on similar sleds.

How To Fix LOW RPM Issue With Polaris Axys 800
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How To Fix LOW RPM Issue With Polaris Axys 800

Waking Up A Sleeping Giant! Rare Engine Starting Up🔥
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Waking Up A Sleeping Giant! Rare Engine Starting Up🔥

We Bought Temu's Craziest Product!!!
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We Bought Temu's Craziest Product!!!

The LEGENDARY 2-STROKE TRIPLE! Epic Snowmobile FAILS & WINS / WARNING: WHOLE LOTTA BRAAAAAP!!!
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The LEGENDARY 2-STROKE TRIPLE! Epic Snowmobile FAILS & WINS / WARNING: WHOLE LOTTA BRAAAAAP!!!

John Deere Dubuque Two Cylinder Engine Rebuild 40 420 430 320 330 - Part Two - Restoration E 29
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John Deere Dubuque Two Cylinder Engine Rebuild 40 420 430 320 330 - Part Two - Restoration E 29

Smart, Skilled & Satisfying Work Moments with talented engineers _ Part 1
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Smart, Skilled & Satisfying Work Moments with talented engineers _ Part 1

Polaris Training - Suspension Adjustments & Tuning (CRC, Xtra 10, & Xtra 12)
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Polaris Training - Suspension Adjustments & Tuning (CRC, Xtra 10, & Xtra 12)

Mit geflexter Nuss: Kriegen die Morlocks den Riesen-Heli auf den Tieflader? | Morlock Motors
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Mit geflexter Nuss: Kriegen die Morlocks den Riesen-Heli auf den Tieflader? | Morlock Motors

Why the Pyramid dream is a lie - and the scam, too
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Why the Pyramid dream is a lie - and the scam, too

BYD: The Biggest Fraud in the Auto Industry
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BYD: The Biggest Fraud in the Auto Industry

This Snowmobile Sat Broken for Years… Can It Be Saved?
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This Snowmobile Sat Broken for Years… Can It Be Saved?

We Installed a Turbo Diesel Tractor Engine in a King Midget Microcar and It RIPS!
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We Installed a Turbo Diesel Tractor Engine in a King Midget Microcar and It RIPS!

Polaris Ultra 680 Project Sled -  Chain Case and Driveshaft Removal (Part 6)
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Polaris Ultra 680 Project Sled - Chain Case and Driveshaft Removal (Part 6)

Unbelievable Workers | Most Satisfying Videos Of Workers Doing Their Job Perfectly #88 #satisfying
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Unbelievable Workers | Most Satisfying Videos Of Workers Doing Their Job Perfectly #88 #satisfying

This Engine Breaks ALL the Rules
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This Engine Breaks ALL the Rules

Workers × Engineers | Smart, Skilled & Unstoppable Compilation _ Part 58
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Workers × Engineers | Smart, Skilled & Unstoppable Compilation _ Part 58

How to change your snowmobile sliders/Hyfax the easy way - Arctic Cat,Yamaha, Polaris,Skidoo
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How to change your snowmobile sliders/Hyfax the easy way - Arctic Cat,Yamaha, Polaris,Skidoo

How Wheel Rims are Made in Small Factories - Complete Manufacturing Documentary 🇵🇰
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How Wheel Rims are Made in Small Factories - Complete Manufacturing Documentary 🇵🇰

We Drove 1,500 Miles To Rescue This Dozer… Over 100 Families Depend On It
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We Drove 1,500 Miles To Rescue This Dozer… Over 100 Families Depend On It

Budget Tillotson 263 Rebuild: Cheap Parts, Crazy Speed
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Budget Tillotson 263 Rebuild: Cheap Parts, Crazy Speed