Arctic Cat Hood Lift
This simple, yet effective, item addresses MANY different concerns/issues with the M Series Sleds.
Oil Cap Replacements
Tired of the MESS associated with your Ski Doo, Polaris or Arctic Cat Oil Tank?
PATRIOT 850 and 900 DROP IN KITS
RK TEK has developed an AWESOME Drop In Kit for the Patriot 850 and 900 Power-Plants
2008- Present BETA-300 & 250 2 STROKE BILLET HEAD
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
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...
Polaris 600 Cheater Heads
YAMAHA YZ 250 2 STROKE PERFORMANCE
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Honda CR 500 Heads
Make no mistake this head is the forerunner and most others just try and duplicate its stellar performance
Honda ATV Heads
Make no mistake this head is the forerunner and most others just try and duplicate its stellar performance
800R - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
Direct Replacement Piston Kit
POLARIS 800 (2008-Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!
KTM & Husqvarna Cheater Heads
The Cheater Heads have been discontinued. We still offer the Full Billet and the Head Re-Shape
Polaris Patriot 850/900 Billet Heads
Torqueline Series Polaris 850 / 900 Patriot Billet Heads
Polaris Patriot 850 and 900 Dual Ring Direct Replacement Pistons
2019-Newer 850 and 900 Patriot Engine Dual Ring Replacement Pistons
Sherco Billet Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Arctic Cat PRO,M-8 & F8 925cc Big Bore Kit
The RK Tek 925cc Big Bore kit is quite different from other Big Bore Kits on the market. This kit uses a VERY custom...
OEM Head Reshape
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Gas Gas Cheater Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
GAS -GAS /RIEJU 200cc,250cc ,& 300CC Custom Billet Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
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...
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...
Polaris 800 CFI 12HP or 20HP Drop In Kit
2008-Present (AXYS ALSO) POLARIS 800 CFI 12HP or 20HP "Drop In" Piston/Head Kit 2 DIFFERENT KITS TO CHOOSE FROM. BOTH...
Polaris 800 CFI Direct Replacement Piston Kit
POLARIS 800 (2008-2020)CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!
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...
Cylinder Porting
AS OF 2005.. RK Tek is porting cylinders using CNC Vertical Machining Centers (CNC porting). This assures EVEN porting...
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...
Billet Heads
Our "Hemi" design utilizes tighter squish clearances and a narrow squish band which will increase combustion efficiency...
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 (600,600 RS, and 800) and IV (800R) Ski-Doo Motors
Polaris 800 Cheater Heads
