Zenoah, QD, and SIKK Accessories:

Exhaust, Mounts, and Performance parts


WT 257 Big bore carb

Add performance to your engine by adding a larger bore carburetor.
$30.00 Big bore 257 carb

Modified WT 257 Big bore carb
The vent uri has been opened up and stainless hex head bolts are provided.
$50 Modified big bore 257 carb

Replacement diaphragm for the WT257
$3.95 Replacement diaphragm for the 257

Easy link system
Zenoah Easy Link Carb Adapters allow modelers to run a control rod straight through the firewall to the throttle arm of their Zenoah engine’s carb without having to use the complicated bell-crank linkage of the past. Zenoah’s Carb Adapters are available separately for modelers who already own a Zenoah engine. The new adapters will include all the necessary hardware and bolts, as well as clear installation instructions.
$12.50 Zenoah - Easy link System

Throttle arm
Aluminum throttle arm anodized red.
$3.95 Throttle arm

Zenoah 29cc kit

This is the new water-cooled Zenoah 29cc top end kit. This kit includes all needed to convert your existing 260 or 231 into a 29cc.

Included: Champion Spark plug, cooling cap w/ fittings, water-cooled 29cc jug with cap installed, piston, ring, wrist pin w bearing and clips (2), base gasket.

(Note: Kit is completely stock. Like all other water-cooled Zenoah's, I recommend turning the piston down to avoid heat and seizure. Let me know if you need this done at the time of the purchase and I will take care of it "No Charge"

$110.00 - stock 29cc kit

$220.00 - Modified 29cc kit

Zenoah 260 3/4 mod jug

These cylinders come with a thin base gasket and have had just the right mods done to make 4.7 HP. A very affordable way to get great power.

Use with CNC cut piston and modified 257 for best results.

Set squish @ .016 - .020

$85- 260 mid mod jug

Zenoah 260 full mod jug

These cylinders come with gaskets and have had just the right mods done to make 6+hp (with our mod piston, modified 257, Precision seals, and engine trued.

Mods include:

Base cut for raised compression, extensive exhaust port mods, intake mods, and extensive transfer mods.

Use with modified piston, Precision seals, and modified 257 for best results. Set squish @ .016 - .020.


$125 - 260 full mod jug

Zenoah 260/CY/QD HT Lightened piston

These pistons have been lightened to 21 grams. Lightened pistons (reducing reciprocating mass) allows higher RPM, longer engine life, and faster acceleration.

 

Note: The 260 piston has had the diameter turned down to avoid the seizure issue and the QD HT piston is the same piston but not turned down. (QH HT piston pictured)

$40 - 260/CY 25.4cc CNC piston (water-cooled)
$40 - QD HT/Air-cooled 25.4cc engines CNC piston

$40 - 231/230RC piston Modified

Modified 260 top end package

Does NOT come with cap. Does come with modified fittings.

The fully modified top end kit is a very good deal for the bargain hunter. Kit comes with a full mod jug, and piston..

Mods include:

Cylinder - intake and exhaust durations adjusted, transfers modified to direct the flow, and compression increased with 95% of the work done on a machine for consistency.

Piston - 21 gram final weight

Fittings for the cap that have been bored for better flow.

$150 - Modified 260 kit

Zenoah 230/231/260 water-cooled exhaust manifold for steel pipes

Use this with steel pipes.

$16 - Zenoah - WC ex manifold - for steel (4 fitting)
$22 - Zenoah - WC ex manifold - for steel (2 fitting)

Zenoah / SIKK water-cooled exhaust manifold

For use with 7/8" headers.

 

$35.00 - Zenoah - WC ex manifold - Venom

Dry/high flow manifold

This is the newest flange featuring Teflon o-rings, high flow water fittings, large volume water passages, and best of all, it can not let water into the pipe.

(use with 7/8 stainless headers and small (118) Orings

$38 - High performance manifold - Zen or CY
$38 - High performance manifold - QD

Barbed fitting with rubber seal

10/32 threads / barbed fitting for 1/8" tubing

$1.25 - One barbed fitting

Tubing keeper
This keeper will hold the tubing tight over the barbed fitting.
$.50 - Tubing keeper

American RC steel pipe

This system comes with manifold, Teflon o-rings, polished stainless header, and pipe with built in muffler. We have dyno tested this pipe and found it to be the best all around performing pipe out of 5 popular pipes. This also features Teflon o-rings and our new high flow exhaust manifold that can not let water into the pipe.

Set up directions

Select header angle
$160 - ARC steel pipe
$110 - ARC Pipe and clamp only

7/8" 90 degree Stainless steel header
Use this stainless steel header with your aluminum pipe. Stainless will hold up longer than the aluminum headers. (Note: use aluminum orings)
$25 - Polished SS header 90

7/8" 100 degree Stainless steel header
Use this stainless steel header with your aluminum pipe. Stainless will hold up longer than the aluminum headers. (Note: use aluminum orings)
$25 - Polished SS header 100

7/8" 105 degree Stainless steel header
Use this stainless steel header with your aluminum pipe. Stainless will hold up longer than the aluminum headers. (Note: use aluminum orings)
$25 - Polished SS header 105

7/8" 2 inch offset 90 degree Stainless steel header
Use this stainless steel header with your aluminum pipe. Stainless will hold up longer than the aluminum headers. (Note: use aluminum orings)
$25 - Polished SS header 90 degree with a 2 inch offset

7/8" 3 inch offset 90 degree Stainless steel header
Use this stainless steel header with your aluminum pipe. Stainless will hold up longer than the aluminum headers. (Note: use aluminum orings)
$25 - Polished SS header 90 degree with a 3 inch offset

Aluminum 2" band pipe

This is a super hot performing pipe. The 2" band gives a broad power band and helps the low and mid range power.

$65 - Zenoah - 2" band pipe

Polished aluminum T-Mod cheater muffler

This is a super hot performing muffler, adds power! Fits our Aluminum pipe.

$40 - T-Mod Cheater (.545" / 13.843mm ID)

Polished aluminum T-Mod carbon fiber muffler

This is a super hot performing muffler, adds power!

$50 - T-Mod Carbon fiber for the 2" band pipe .545
$50 - T-Mod Carbon fiber for the steel pipe .505

Polished aluminum T-Mod muffler

This is a super hot performing muffler, adds power! Fits aluminum pipes.

$40 - T-Mod (.545" / 13.843mm ID)

Aluminum Cooper muffler

This is a super quite muffler for the aluminum pipes, these are the newest ones out and on the dyno they perform too.

$35.00 - Cooper muffler for aluminum pipes

Billet Pipe stop 7/8" ID

This piece clamps on the header and holds the pipe in place. This is a very nice piece and works as good as it looks.

$20 - Pipe stop 7/8" ID

2 inch band exhaust system (pipe stop included)

This system comes with new style dry manifold (not as pictured), polished stainless header, pipe, and pipe stop. Not all band pipes are created equal, this is the premier system.

Included: Dry manifold, stainless header, aluminum pipe, pipe mount, and the right Oring mix (teflon, viton, and silicone)

(Note: use 212 orings with the pipe and 118 for the manifold)

Select header angle
$125 - Band exhaust system

Pipe mount

$20.00 Pipe mount

(Fits standard 1/2" stingers - pictured above)

$20.00 Pipe mount

(Fits ARC steel pipe)


O - Rings

Four orange O - Rings for use in aluminum pipes

Width 1/8"
Inside Diameter 7/8"
Outside Diameter 1-1/8"
$2.00 - Four / O - Rings / Orange 212

O - Rings

Four Viton O - Rings for use in aluminum manifolds

Width 1/8"
Inside Diameter 7/8"
Outside Diameter 1-1/8"
$2.00 - Four / O - Rings / Viton 212

O - Rings

Two white 212 Teflon O - Rings for use with stainless headers.

Width 1/8"
Inside Diameter 7/8"
Outside Diameter 1-1/8"

$2.00 - Two / O - Rings / Teflon 212

O - Rings

Four brown Viton O - Rings for use with steel pipes (not J&G, those take the same as the aluminum o-rings)

Width - 3/32"
Actual Width -.103"
Inside Diameter - 7/8"
Actual Inside Diameter -.862"
Outside Diameter - 1-1/16"
Actual Outside Diameter - 1.068"
$2.00 - Four / O - Rings / Brn Viton 118

O - Rings

Width - 3/32"
Actual Width -.103"
Inside Diameter - 7/8"
Actual Inside Diameter -.862"
Outside Diameter - 1-1/16"
Actual Outside Diameter - 1.068"

Four orange O - Rings for use with steel pipes (not J&G, those take the same as the aluminum o-rings)

$2.00 - Four / O - Rings / Orange Silicon 118 - SOLD OUT

O - Rings

Two Teflon O - Rings for use with steel pipes (not J&G, those take the same as the aluminum o-rings)

Width - 3/32"
Actual Width -.103"
Inside Diameter - 7/8"
Actual Inside Diameter -.862"
Outside Diameter - 1-1/16"
Actual Outside Diameter - 1.068"
$2.00 - 2 / O - Rings / White Teflon 118

Zenoah 260/231 Custom cooling cap

The top and lower sides are polished with a black ring. A very affordable and easy way to dress up your Zenoah.
$25 - 231/260 Custom cooling cap

Zenoah 260/231 Custom cooling cap

Powder coated blue with a touch of metal flake
$27.50 - 231/260 Blue cooling cap

Zenoah 260/231 Custom cooling cap

Anodized Red
$27.50 - 231/260 Red cooling cap

Zenoah 260/231 Custom cooling cap

Anodized Purple.
$27.50 - 231/260 Purple

Zenoah 260/231 billet cap

This is a brand new billet water jacket for the Zenoah G230PUM and G260PUM engines. This water jacket eliminates the two bolts used to secure the stock water jacket to the cylinder and in place uses 4 bolts and spacers that go from the water jacket directly into the crank case.
$39 - Billet water jacket (for Zenoah 231/260) - SOLD OUT

Zenoah 260/231 Custom cooling cap

High-Flow Water Jacket
$35 - Venom High flow cooling cap - SOLD OUT

Zenoah 260/231/230 Precision no drag seal inserts
Add a little grease and push in between the rubber seal and the crank shaft. Without the drag of the rubber seal, you gain 200 - 500 rpm. These are the best fitting seals on the market.
$14 - Zenoah precision seals

SIKK Precision no drag seal inserts
Add a little grease and push in between the rubber seal and the crank shaft. Without the drag of the rubber seal, you gain 200 - 500 rpm. These are the best fitting seals on the market.
$14 - SIKK precision seals

Zenoah - 41 piece Stainless bolt kit

Upgrade the stock steel bolts with stainless. 41 piece high quality stainless bolt & washer kit for the 231 & 260 Zenoah . Includes all bolts & washers for the motor plus bolts for the front & rear mounts plus the long carb bolts.

$9 - Zenoah Stainless bolts kit

Zenoah or QD25 Engine mount

Comes with throttle linkages, coil re locator, and stainless bolts. This mount will fit the 230/231/260/QD25.

$60 - Zenoah / QD mounts

(let us know if intended for QD as we have a new throttle arm)


Drop engine mount

Comes with throttle linkages, coil re locator, and stainless bolts. This mount will fit the 230/231/260/QD25.

$60 - Zenoah / QD drop mounts (let us know if intended for QD as we have a new throttle arm)

Replacement isolators

Rubber isolators that are a direct replacement for the American RC, CC Racing, Maston, and Hyperrtorque mounts.

$3 - 1 ARC isolator
$12 - 4 ARC isolators

Replacement isolators

Rubber isolators that are a direct replacement for the EZ mounts.

$3 - 1 EZ isolator
$11 - 4 EZ isolators

Zenoah 231/260 Copper Thin Base gasket - .005
$3 - .005 copper base gasket

Zenoah 231/260 Copper Thin Base gasket - .012
$3 - .012 copper base gasket

Zenoah 231/260 Copper Thin Base gasket - .015
$8 - .015 copper base gasket

Zenoah 231/260 Composite Thin Base gasket - .003

Use this ultra thin composite gasket (.003) to lower the cylinder and raise compression, a very easy way to raise HP. The composite gaskets are reusable.

$6 - .003 Composite base gasket

Zenoah 231/260 Composite Thin Base gasket - .005

Use this ultra thin composite gasket (.005) to lower the cylinder and raise compression, a very easy way to raise HP. The composite gaskets are reusable.

$6 - .005 Composite base gasket

NGK CMR7H

The NGK plug is an upgrade to the stock Champion plug. When water is ingested into a hot engine, the Champion can fail by the porcelain breaking and dropping into the engine. The NGK does not have this tendency.

$4.50 - NGK plug

Round or square collet for Zenoah or SIKK

These collets fit Zenoah or SIKK and accepts a round or square cable.

$13.00 - Round collet
$6.00 - Round insert

$13.00 - Square collet - SOLD OUT
$6.00 - Square insert - SOLD OUT

Zenoah or SIKK billet pull starter handle

NOTE: The handle is BLUE anodized.

This billet handle fits Zenoah, Quickdraw, and SIKK

$15 - Billet handle - BLUE

Zenoah or SIKK canister muffler

Canister muffler for Zenoah or SIKK

$32.00 - Zenoah canister muffler

Zenoah or SIKK canister muffler water-cooling flange

Canister muffler flange for Zenoah or SIKK

$20 - Zenoah / SIKK can flange

Water pump

Water pump for clutched engines.

$32 - Water pump

Custom Maltese cap

These are truly a work of art.

$40 - Maltese cap

Starter pulley Zenoah / CY

Use these with an electric starter. These pulleys are easy to use due to the diameter of the pulley making for easy starts.

$20 - Starter pulley

Sullivan starter belt

Use these with an electric starter. These belts are used with the above pulleys and other similar pulleys.

$11.50 - Sullivan starter belt

Zenoah Full circle bottom end

This is the hot set up for FC engines, all parts but the precision seals and adaptor are genuine Zenoah parts. The RF adaptor allows timing to be advanced or retarded 6 degrees. Comes ready to use with crank, case bored out), bearings, seals, precision seals, and flywheel/adaptor. IMPBA LS27 legal

$275 - Zenoah FC bottom end

Zenoah 2MM stroker full circle bottom end

This features a 2mm stroker CY crank. Comes ready to use with crank, case bored out), bearings, seals, precision seals, and copper base gaskets.

$150 - Zenoah/CY bottom end

 
 
 
 
 
 
 

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