Direct Replacement Piston Kit
POLARIS 800 (2008-Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!
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...
Ski Doo 800R Dual Ring Replacement Pistons
Our pistons have a geometric design that is specifically for the rigorous use that a snowmobile engine subjects the...
800R - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
Series III - Rotax Twin Engine Heads
Heads for Series III (600,600 RS, and 800) and IV (800R) Ski-Doo Motors
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...
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...
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...
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...
GAS GAS 250 & 300 2 STROKE PERFORMANCE
The Stock head is a VERY inefficient design and leaves A LOT of Performance on the table. We have spent many hours...
Cylinder Porting
AS OF 2005.. RK Tek is porting cylinders using CNC Vertical Machining Centers (CNC porting). This assures EVEN porting...
