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Cylinder Porting

AS OF 2005.. RK Tek is porting cylinders using CNC Vertical Machining Centers (CNC porting). This assures EVEN porting...

Call for price
porting

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...

$150.00
GAS GAS CHEAT-1

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...

$845.00
DropInKit2

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...

$2,105.00
BigBore1

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...

$570.00
DropInKit2

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...

$1,445.00
827 Kit-1sm

Series III - Rotax Twin Engine Heads

Heads for Series III (600, 600HO, 600 RS,700, and 800) and IV (800R) Ski-Doo Motors

$465.00
Ski Doo Head-1Sm

800R - Rotax Twin Engine Heads

Heads for Series III (600, 600HO, 700, and 800) and IV (800R) Ski-Doo Motors

$465.00
Ski Doo Head-1Sm

Ski Doo 800 Dual Ring Replacement Pistons

Our pistons have a geometric design that is specifically for the rigorous use that a snowmobile engine subjects the...

$370.00
860R Pistons-1sm

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),...

$1,505.00
734 Kit-1sm

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),...

$1,760.00
734 Kit-1sm

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...

$1,760.00
DropInKit28

Direct Replacement Piston Kit

POLARIS 800 (2008-2018 - Present) CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!

$370.00
Polaris 800 DR Piston-1

Polaris 800 CFI Direct Replacement Piston Kit

POLARIS 800 (2008-2015)CFI and AXYS "Direct Replacement Piston Kit NO HEAD REQUIRED!

$395.00
Polaris 800 DR Piston-1

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...

$845.00
Polaris 800 Drop In Billet-1sm

POLARIS PRO and AXYS 858 CFI Big Bore

If you are looking for HUGE TORQUE and HP Gains.. then look no further.

$2,150.00
Polaris 858-1sm

250cc & 300CC Custom Billet Heads

RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!

$325.00
2017 KTM 300 Head Shell-1

KTM 150 Custom Billet Heads

2016-Newer KTM and HUSQVARNA 150cc Billet Performance Head

$150.00
150-1

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!

$325.00
2017 KTM 300 Head Shell-1

BETA - Custom Billet Heads

RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!

$325.00
Heads gold and orange-1

2008- Present BETA-300 & 250 2 STROKE BILLET HEAD

RK TEK IS 100% CONFIDENT IN THE PERFORMANCE OF THESE 250cc AND 300cc HEADS!

$325.00
2017 KTM 300 Head Shell-1
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Don'f Forget to Send in Your OEM Heads !

If you are ordering cheater heads, we will need to have your OEM heads to make the modifications.  If you have any questions
call us anytime we're here to help.

SHOP CHEATER HEADS

CheaterHeadWarning


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