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
Billet Heads
YAMAHA YZ 250 2 STROKE PERFORMANCE
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Series III - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
Polaris 900 Twin Heads
RK Tek has developed an AWESOME Billet Head for the 900 Twin Fuel Injected Power-Plant.... The OEM head on this engine...
Polaris 800 Cheater Heads
POLARIS 600 Twin Performance Kits
This kit will AMAZE you in how they transform the 600 power-plant from a slightly "LAZY" 600 to a "Torque-Monster"...
Polaris 600 Cheater Heads
KTM 150 Custom Billet Heads
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
Custom Billet Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
Billet Heads
Our "Hemi" design utilizes tighter squish clearances and a narrow squish band which will increase combustion efficiency...
BETA - Custom Billet Heads
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
800R - Rotax Twin Engine Heads
Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors
2008- Present KTM-BETA-HUSKY-300 & 250 2 STROKE BILLET HEAD
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
2008- Present BETA-300 & 250 2 STROKE BILLET HEAD
RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!
