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CYLINDER HEADS & VALVETRAIN

 

Valve Spring, 18lb.
Code: 20580
Price: $4.00
Available for delivery
Quantity in Basket: none
Use with mild motors up to 6500 rpm. Price includes one spring.

Valve Spring, 18lb., HP
Code: 20590
Price: $7.00
Sorry, we are currently sold out of 'Valve Spring, 18lb., HP'. Please check back later.
Quantity in Basket: none
High Performance 18lb valve spring. Hold their spring rate longer than a stock spring. .920" install height which requires cutting the spring pockets. You can use these with ratio rockers and the stock cam without coil bind. Our 20580 valve springs will coil bind with ratio rockers. Price is for one spring. If you want two change the quantity to 2.

22lb Valve Spring
Code: 14212
Price: $4.00
Available for delivery
Quantity in Basket: none
22lb clone valve spring. Good spring choice when the 26lb springs are too much but you're looking for more valve lift than the 18lb springs allow. Price is for 1 spring.

Valve Spring, 26lb.
Code: 14210
Price: $8.00
Available for delivery
Quantity in Basket: none
Use with hardened cams up to 8000 rpm. Price includes one spring.

Valve Spring, Dual, 40lbs
Code: 14340
Price: $10.50
Available for delivery
Quantity in Basket: none
Dual valve spring for high output and high revving motors. Requires dual spring retainers. 40lbs at .900" install height. Solid height (coil bind) at .470".

Retainer & Keeper Set
Code: 16360
Price: $25.00
Available for delivery
Quantity in Basket: none
Designed specifically for our stainless steel valves. Includes two retainers and four keepers. Complete set for two valves. The stock retainer setup was designed for 3600 rpm. This retainer and keeper utilizes the same design used on race cars. Highly recommended for all big horsepower and high rpm applications.

Retainer for Exhaust Valve
Code: 20600
Price: $4.00
Sorry, we are currently sold out of 'Retainer for Exhaust Valve'. Please check back later.
Quantity in Basket: none
Stock exhaust valve retainer. Replace the retainer on your intake valve with this one so you can use a lash cap on the intake valve. Using lash caps on both valves reduces side load on the valve and increase the life of the valve guides.

Valve, Exhaust, Stainless 24mm
Code: 16380
Price: $16.00
Available for delivery
Quantity in Basket: none
Stainless steel exhaust valve. Stock size (24mm) and length. Undercut for high flow. Micro polished stems for reduced friction. Lighter and stronger than stock valves. Must use lash caps and our retainer/keeper set.

Valve, Intake, Stainless 25mm
Code: 16390
Price: $16.00
Available for delivery
Quantity in Basket: none
Stainless steel intake valve. Stock size (25mm) and length. Undercut for high flow. Micro polished stems for reduced friction. Lighter and stronger than stock valves. Must use lash caps and our retainer/keeper set.

Valve, Intake, Stainless, 27mm
Code: 16290
Price: $16.00
Sorry, we are currently sold out of 'Valve, Intake, Stainless, 27mm'. Please check back later.
Quantity in Basket: none
Stainless steel intake valve. 27mm (25mm is stock). Undercut for high flow. Micro polished stems for reduced friction. Lighter and stronger than stock valves. Can use with stock valve seat. Must use lash caps and our retainer/keeper set.

Intake Valve, 28.5mm
Code: 16300
Price: $22.00
Available for delivery
Quantity in Basket: none
28.5mm Big intake valve for GX160's & GX200's. Under cut and swirl polished for light weight and high flow. Requires larger valve seat. Requires lash cap and our retainer and keepers. Accomodates high flow carb such as the Tillotson 304WX or HL348F. Great big valve for hard core GX160's & GX200's.

Valve Seat
Code: 16400
Price: $10.00
Available for delivery
Quantity in Basket: none
Valve seat for our 28.5mm intake valve. Machine work required to install.

Valve Lash Caps, OEM Honda
Code: 20610
Price: $6.00
Sorry, we are currently sold out of 'Valve Lash Caps, OEM Honda'. Please check back later.
Quantity in Basket: none
These OEM Honda lash caps must be used with our stainless steel valves. We also recommend using lash caps with stock valves so the rocker arm has more surface area and to prevent side loading the valve. Lash caps are sold in pairs.

Lash Caps HP
Code: 14160
Price: $9.00
Available for delivery
Quantity in Basket: none
Lash caps for high performance applications. Light weight, hardened lash caps for use with stainless steel valves and roller rockers. Also use on stock valves to help prevent side loading. Sold in pairs.

1.2 Ratio Rocker Arms
Code: 14170
Price: $24.00
Sorry, we are currently sold out of '1.2 Ratio Rocker Arms'. Please check back later.
Quantity in Basket: none
Works great with stock and mild cams. Stamped, stock appearing rocker arms. Use with 26lb or lighter springs. Achieve more valve lift and increase horsepower. Rocker arms are stamped and fall between 1.2 & 1.3 ratio. Use laser cut pushrod guide plate or modify your stock guide plate for clearance. Rocker arms are sold as a pair.

1.3 Ratio Rocker Arms, Billet
Code: 14180
Price: $137.00
Available for delivery
Quantity in Basket: none
Billet 1.3 ratio rocker arms. Kit includes 1.3:1 ratio billet steel rocker arms, heavy duty billet steel rocker studs, lash caps, rocker pivots, adjuster nuts, set screws and a billet steel guide plate. Quality rocker arm set. Some applications require the rocker stud post to be milled down approximately .120". Installation instructions included.

Chromoly Push Rods
Code: 16150
Price: $24.00
Available for delivery
Quantity in Basket: none
NEW lighter and stronger pushrods.
Price includes two push rods. Stock length, direct replacement. Hardened for superior strength. Highly recommended for big horsepower and high rpm applications.

Chromoly Pushrods, Unassembled
Code: 16160
Price: $24.00
Available for delivery
Quantity in Basket: none
These chrome moly pushrods are 5.500" in length. You can cut these pushrods down to your custom length and press in the ball ends. Use to alter contact position between the rocker arm and valve/lash cap.

Guide Plate, Stainless
Code: 16200
Price: $7.00
Sorry, we are currently sold out of 'Guide Plate, Stainless'. Please check back later.
Quantity in Basket: none
Push rod guide plate. Thinner than our other guide plate. Made out of stainless steel. Use with chrome moly push rods and stamped ratio rockers.

Guide Plate
Code: 14140
Price: $8.00
Available for delivery
Quantity in Basket: none
Guide plate, laser cut, u-shaped pushrod opening for easier tuning. Use when installing the stamped ratio rockers.

Cylinder Head, 14cc, Bare
Code: 18510
Price: $46.00
Available for delivery
Quantity in Basket: none
Cylinder Head, 14cc, bare. Install your stock valve train or purchase new valve train. Smaller combustion chamber provides increased compression from 7.9 (stock) to 10.5. Great upgrade for more horsepower and torque. Brand new clone cylinder head.

Cylinder Head, 14cc, Ported & Milled
Code: 14430
Price: $148.00
Available for delivery
Quantity in Basket: none
Cylinder head, 14cc, ported and milled. 3 angle on valve seats. With its increased compression and improved flow, this cylinder head is an excellent choice for the racer looking to take his/her GX160/GX200 to the next level. Milling these heads .065" works best for most applications bringing compression to a little over 12:1. Increased flow and velocity from our porting makes this head an excellent choice for performance and value.

Cylinder Head 14cc, Big Valve
Code: 14400
Price: $265.00
Sorry, we are currently sold out of 'Cylinder Head 14cc, Big Valve'. Please check back later.
Quantity in Basket: none
14cc cylinder head. 28.5mm intake valve. 3 angle valve job. Ported and milled. Includes stainless valves, 26lb valve springs, retainers and keepers. Lash caps required. Fantastic race head at a great price!

Cylinder Head, 18cc, Bare
Code: 18530
Price: $52.00
Sorry, we are currently sold out of 'Cylinder Head, 18cc, Bare'. Please check back later.
Quantity in Basket: none
Genuine Honda 18cc cylinder head. Smaller combustion chamber provides increased compression on GX200's from 7.9 (stock) to 9.0. Direct replacement for GX160's (no additional compression). Great upgrade for GX200's needing more horsepower and torque. Install your stock valve train or purchase upgraded valve train.

Cylinder Head, 18cc, Ported & Milled
Code: 14440
Price: $148.00
Sorry, we are currently sold out of 'Cylinder Head, 18cc, Ported & Milled'. Please check back later.
Quantity in Basket: none
Cylinder head, 18cc, ported and milled. 3 angle on valve seats. With its increased compression and improved flow, this cylinder head is an excellent choice for the racer looking to take his/her GX160/GX200 to the next level. Milling this head .065" would bring stock GX200 compression from 7.9 to 10.5. Increased flow and velocity from our porting makes this head an excellent choice for performance and value.

Cylinder Head, 18cc, Big Valve
Code: 14410
Price: $255.00
Sorry, we are currently sold out of 'Cylinder Head, 18cc, Big Valve'. Please check back later.
Quantity in Basket: none
18cc cylinder head. 28.5mm intake valve. 3 angle valve job. Ported and milled. Includes stainless valves, 26lb valve springs, retainers and keepers. Lash caps required. Fantastic race head at a great price!

Cylinder Head, 22cc, Ported & Milled
Code: 16110
Price: $148.00
Sorry, we are currently sold out of 'Cylinder Head, 22cc, Ported & Milled'. Please check back later.
Quantity in Basket: none
Cylinder head, 22cc, ported and milled. 3 angle on valve seats. With its increased compression and improved flow, this cylinder head is an excellent choice for the racer looking to take his/her GX160/GX200 to the next level. This is a stock 6.5hp head which has been milled .065" bringing compression to 10.0:1. This is a great cylinder head for classes that require the stock 22cc head.

Valve Cover for GX160 & GX200
Code: 20410
Price: $10.00
Available for delivery
Quantity in Basket: none
Stock Honda valve cover for GX160/200's. If you upgrade your new Harbor Freight clone motor with one of our small chamber heads you will need this 4 bolt valve cover. You will need a valve cover gasket too.

Valve Cover, 4 Bolt
Code: 10400
Price: $4.00
Quantity in Basket: none
4 bolt valve cover. Take off part from a new 6.5hp clone engine.

Valve Cover, 5 Bolt
Code: 10410
Price: $4.00
Available for delivery
Quantity in Basket: none
5 bolt valve cover. Take off part from a new 6.5hp clone engine.

Head Dowel
Code: 24230
Price: $2.00
Sorry, we are currently sold out of 'Head Dowel'. Please check back later.
Quantity in Basket: none
Head dowel for the Honda GX160/200. Price is for one dowel. Change quantity if you want more than one.

Grade 10.9 Bolt Kit With Washers & Dowel Pins
Code: 14150
Price: $10.00
Sorry, we are currently sold out of 'Grade 10.9 Bolt Kit With Washers & Dowel Pins'. Please check back later.
Quantity in Basket: none
Fits GX160 & GX200.
The stock side cover and head bolts are grade 5 and will stretch causing flex and misalignment between parts. The grade 10.9 bolts are much stronger. Highly recommended for big horsepower and high rpm applications.

Grade 10.9 Bolt & Stud Kit with Washers & Dowel Pins
Code: 14200
Price: $25.00
Available for delivery
Quantity in Basket: none
Fits GX160 & GX200.
The stock side cover and head bolts are grade 5 and will stretch causing flex and misalignment between parts. The grade 10.9 bolts and studs are much stronger. This kit includes studs for the cylinder head and bolts for the side cover. We use bolts on the side cover because the studs will interfere with the chain guard and chain. Highly recommended for big horsepower and high rpm applications.

Gasket, Cylinder Head, GX160
Code: 20400
Price: $12.00
Available for delivery
Quantity in Basket: none
Cylinder head gasket for GX160. .045"

Gasket, Cylinder Head, GX200
Code: 20370
Price: $12.00
Available for delivery
Quantity in Basket: none
Cylinder head gasket for GX200.

Gasket Set GX200
Code: 20100
Price: $20.00
Sorry, we are currently sold out of 'Gasket Set GX200'. Please check back later.
Quantity in Basket: none
Engine Gasket Set GX200. Also fits GX160. Kit includes head, side cover, valve cover, exhaust and both intake gaskets.

Pushrods & Guide Plate, Stock
Code: 10280
Price: $10.00
Available for delivery
Quantity in Basket: none
Stock pushrods and guide plate. Take off parts from a new 6.5hp clone engine.

Rockers, Studs & Adjusters, Stock
Code: 10250
Price: $14.00
Available for delivery
Quantity in Basket: none
Stock rocker arms, pivot studs, adjusters and jam nuts. Take off parts from a new 6.5hp clone engine.

Valves, Springs, Retainers, Stock Parts
Code: 10270
Price: $12.00
Available for delivery
Quantity in Basket: none
Stock valves, springs, retainers and lash cap. Take off parts from a new 6.5hp clone engine.

Cylinder Head Guide, Take Off Part
Code: 10420
Price: $0.75
Sorry, we are currently sold out of 'Cylinder Head Guide, Take Off Part'. Please check back later.
Quantity in Basket: none
Cylinder head guide. Take off part from a new 6.5hp clone engine. Price is for one guide.

Cylinder Head, Stock, 6.5hp
Code: 30310
Price: $16.00
Available for delivery
Quantity in Basket: none
Stock 6.5hp cylinder head. 22cc bare head. Uses 5 bolt valve cover. Take off part from new clone engine.