Most Read Technical Articles
- PRESSURE WAVES IN YOUR PIPE AND HOW ELEVATION EFFECTS THEM
- Technical Article List
- OILS: 2 Stroke Vs. 4 Stroke Synthetic vs. Non-Synthetic
- Piston Deck Height Measuring and Its Importance in Head and Engine Design
- WHAT CAUSES A 2 Stroke Engine to COLD SEIZE?
- ENGINE LOAD AND ITS EFFECT ON PERFORMANCE!
- Ski Doo Rotax Series III Engine Problems and Solutions.
- ADJUSTING YOUR CARBURETOR
- Exposing the Myths of High Octane Fuel and the Definition of Detonation
- CLUTCHING SET-UPS, TESTING, and FUNCTION
Ski Doo
Cylinder Porting
AS OF 2005.. RK Tek is porting cylinders using CNC Vertical Machining Centers (CNC porting). This assures EVEN porting...
800 Series III - Drop In Kit
This "Drop In" Kit has been in existence since 2001. It is PROVEN Kit that WILL deliver the performance claimed. There...
Big Bore Kit
RK Tek spent a better part of the 2008 Season developing a performance package for the new Rotax 800R(ETEC is the SAME...
800R - Drop In Kit ETEC & PTEK
RK Tek spent a better part of the 2008 Season developing a performance package for the new Rotax 800R(ETEC is the SAME...
827 (172HP)Big Bore Kit
RK Tek Has developed an 827 (REALLY an 830cc) kit for the 2001-2007 800 Twin Engine. While we were not planning on big...
Series III - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
800R - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
800 Dual Ring Replacement Piston Kit
Our pistons have a geometric design that is specifically for the rigorous use that a snowmobile engine subjects the...
Ski Doo 600HO/700 & 500SS Big Bore Kits
The Series III 700 Twin is BY FAR the most impressive 700 twin on the market!! However;as you read above (hopefully),...
Ski Doo 500SS Big Bore Kits
The Series III 700 Twin is BY FAR the most impressive 700 twin on the market!! However;as you read above (hopefully),...
SKI-DOO 500SS and TNT Engine
This over-bore turns your 600cc engine into a 662cc engine. We use the same piston in this kit that is used in out...
Direct Replacement Piston Kit
POLARIS 800 (2008-2018 - Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!
Billet Heads
Our "Hemi" design utilizes tighter squish clearances and a narrow squish band which will increase combustion efficiency...
