OEM Head Reshape
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
KTM & Husqvarna Cheater Heads
The Cheater Heads have been discontinued. We still offer the Full Billet and the Head Re-Shape
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
Gas Gas Cheater Heads
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...
GAS -GAS /RIEJU 200cc,250cc ,& 300CC Custom Billet Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Direct Replacement Piston Kit
POLARIS 800 (2008-Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!
Cylinder Porting
AS OF 2005.. RK Tek is porting cylinders using CNC Vertical Machining Centers (CNC porting). This assures EVEN porting...
Billet Heads
Our "Hemi" design utilizes tighter squish clearances and a narrow squish band which will increase combustion efficiency...
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...
BETA - Custom 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...
Arctic Cat Pro Climb 8000, M-8, and Fire-Cat 800 Lay-down
Our "QUAD"Head is nothing short of AMAZING! This head will completely change the way your engine performs! There is NO...
Arctic Cat M-8 & F8
The 800 Lay-down engine is the engine that requires the most attention. In fact, it is surprising that this engine even...
