CYLINDER HEADS & VALVETRAIN

 

Valve Spring, 18lb. Code: HON14751 Price: $4.00 Available for delivery Quantity in Basket: none Use with mild motors up to 6500 rpm. Price includes one spring.

Valve Spring, 26lb. Code: AGKBVS26 Price: $7.50 Available for delivery Quantity in Basket: none Use with hardened cams up to 8000 rpm. Price includes one spring.

Valve Spring, Dual, 40lbs Code: AGKCDS 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".

Valve Spring Shim .060 Code: AGKBSHIM60 Price: $1.95 Available for delivery Quantity in Basket: none .060" shim for increased spring pressure.

Retainer & Keeper Set Code: AGKSRET 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 & Keeper Set for Dual Valve Springs Code: AGKCRKS Price: $22.00 Sorry, we are currently sold out of 'Retainer & Keeper Set for Dual Valve Springs'. Please check back later. Quantity in Basket: none Use this retainer and keeper set with stainless steel valves and dual valve springs.

Dual Valve Spring Kit Code: AGKCDSK Price: $28.75 Available for delivery Quantity in Basket: none Dual valve spring kit comes with a pair of dual springs, retainers & keepers. Use with .290" lift or larger cams.

Retainer for Exhaust Valve Code: HON14773 Price: $4.00 Available for delivery 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: AGKSSEXV24 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: AGKSSINV25 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: AGKS27MMV Price: $16.00 Available for delivery 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.

Valves, Stainless Steel Intake & Exhaust Code: AGKSSEXV24-AGKSSINV25 Price: $31.00 Available for delivery Quantity in Basket: none 25mm intake valve and 24mm exhaust valve are the same size and length as the stock valves. Undercut for high flow. Micro polished stems. Lighter and stronger than stock valves. Use with AGK retainers and keepers. Use 26lb valve springs. Must use lash caps.

Intake Valve, 28.5mm Code: AGKS285INV 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: AGKsvs125 Price: $10.00 Available for delivery Quantity in Basket: none Valve seat for our 28.5mm intake valve. Machine work required to install.

Intake Valve 28.5mm & Valve Seat Code: AGKS285INV-AGKSVS125 Price: $31.00 Available for delivery Quantity in Basket: none Big intake valve and valve seat for GX160's & GX200's. Under cut and swirl polished for light weight and high flow. Large valve seat included. Machine work required to install 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 Lash Caps, OEM Honda Code: HON14781 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: AGKBLC 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: AGKBRA12 Price: $20.00 Available for delivery 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: AGKBRA12C 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.

Rev Roller Rockers Code: AGKRR1*200 Price: $195.00 Available for delivery Quantity in Basket: none Honda (or clone) GX160/GX200 billet roller rocker arms designed and engineered to withstand the valvetrain stress of a modified honda or clone motor. dyno tested (10,000 + rpm) and race proven 1.2 or 1.3 rocker arm ratio rocker arm CNC machined from 7000 series alloy low rotational inertia mass due to super light arm design bearing grade brass bushings reduce rotational friction precision ground and hardened roller tip provides ultra smooth rotation ground and hardened alloy steel rocker shaft design eliminates valve train deflection cupped lash adjusters with ARP 12 point fastener Click for Installation Instructions

Rev Rocker Code: AGKRR22* Price: $148.00 Available for delivery Quantity in Basket: none Shaft mounted, billet aluminum, non-roller rocker in 1.2 ratio and 1.3 ratio. An arched metal tip simulates the effect of a roller tip but does not spin. The rocker geometry is designed to minimize movement on the valve and maintain minimum rocker mass with the industry's lowest moment of inertia.

Valve Cover Spacer Code: AGKRR200S Price: $40.00 Available for delivery Quantity in Basket: none This valve cover spacer is used to provide the extra clearance needed for our roller rockers. CNC machined from billet aluminum. New bolts included.

Shim Code: AGKRR139 Price: $1.50 Available for delivery Quantity in Basket: none Precision ground and hardened shim to adjust the height of your rev rockers. Required when running longer aftermarket valves. Available in .062" and .093" heights.

Chrome Moly Push Rods Code: AGKPR200 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.

Chrome Moly Pushrods, Unassembled Code: AGKPR200U 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.

Pushrod, Adjustable Code: AGKRR400 Price: $35.00 Available for delivery Quantity in Basket: none The S2 push rod is the ultimate in strength, weight and versatility. These are stronger then our S1 push rods and adjustable too. You will never need to cut or buy push rods again because these are fully adjustable from 5" to 5.500" (stock length 5.275"). Price per each.

Guide Plate, Stainless Code: AGKMJ16GP Price: $7.00 Available for delivery 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: AGKBGP 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.

Valve Kit 1 Code: AGKBCVK Price: $79.00 Available for delivery Quantity in Basket: none Clone valve train upgrade kit consists of: 1 - 26mm (1.024") intake valve (1mm larger than stock and almost 10% more flow area!) 1 - 24mm (.945") exhaust valve 2 - 1.3/1 rockers (giving the stock cam almost .290 lift!) 2 - 18 lbs seat pressure valve springs 2 - billet retainers 2 - hardened locks 2 - valve stem wear caps 2 - .060 valve spring shims 1 - push rod guide plate These are quality components and are great for the intermediate performance enhancement of the clone engine allowing the engine's valve train to go well over 7,000 RPMs without valve float (be certain to upgrade any other engine components that may fail with increased RPM's prior to using this kit). All necessary parts are included and everything is a bolt in except the intake seat needs to be enlarged 1mm (.040") to accommodate the larger valve.

Valve Kit 2 Code: ValveKit2 Price: $69.00 Available for delivery Quantity in Basket: none AGK Vavle Kit #2 includes: Stainless steel valves, stock size & length, lash caps, 26lb springs, aluminum retainers and split keepers. Most popular valve kit for Honda's and clones.

Valve Kit #3 Code: ValveKit3 Price: $90.00 Available for delivery Quantity in Basket: none AGK Valve Kit #3 includes: 28.5mm stainless steel intake valve, valve seat, 24mm stainless steel exhaust valve, lash caps, 26lb valve springs, aluminum retainers and split keepers. Machine work is required for installing the intake valve seat.

Valve Kit #4 Code: ValveKit4 Price: $112.00 Available for delivery Quantity in Basket: none AGK Valve Kit #4 Includes: Stainless steel valves, stock size & length, lash caps, 26lb springs, aluminum retainers and split keepers, 1.3 ratio rocker arms and chrome moly pushrods. Light weight and high lift valve train kit for Honda's and clones.

Valve Kit #5 Code: ValveKit5 Price: $130.00 Available for delivery Quantity in Basket: none AGK Valve Kit #5 Includes: 28.5mm stainless steel intake valve, valve seat, 24mm stainless steel exhaust valve, lash caps, 26lb valve springs, aluminum retainers & split keepers, 1.3 ratio rockers and chrome moly pushrods. Machine work is required for installing the intake valve seat.

Cylinder Head, 14cc, Bare Code: CS14CH Price: $60.00 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: AGKHPM14 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: AGKHBV14 Price: $255.00 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: CS160CH Price: $60.00 Available for delivery 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: AGKHPM18 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: AGKHBV18 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. 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: AGKHPM22 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.

Cylinder Head, 22cc Big Valve Code: AGKHBV22 Price: $255.00 Sorry, we are currently sold out of 'Cylinder Head, 22cc Big Valve'. Please check back later. Quantity in Basket: none 22cc cylinder head. 28.5mm intake valve. Stock size exhaust valve. 3 angle valve job. Includes stainless valves, 26lb valve springs, retainers and keepers. Lash caps required. Great for classes requiring the stock 22cc cylinder head!

Valve Cover for GX160 & GX200 Code: HON12310 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.

Cobalt Valve Cover Code: AGKRR210 Price: $135.00 Sorry, we are currently sold out of 'Cobalt Valve Cover'. Please check back later. Quantity in Basket: none It's time for a change in the status quo of stamped steel valve covers. Raceseng's cobalt valve cover paves the way with cutting edge performance style and superior engine breathing. The cover is fully cnc machined and features a unique baffle breather system that eliminates excess crank pressures from modified motors without drilling the block. The breather system also prevents excessive oil loss from the engine. The rear of the cover has two exit breather ports which are drilled and tapped for 1/4" NPT fittings.

Head Dowel Code: HON94301 Price: $2.00 Available for delivery 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: AGKBK Price: $10.00 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 are much stronger. Highly recommended for big horsepower and high rpm applications.

Grade 10.9 Bolt & Stud Kit with Washers & Dowel Pins Code: AGKBSK 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: HON122516 Price: $12.00 Available for delivery Quantity in Basket: none Cylinder head gasket for GX160. .045"

Gasket, Cylinder Head, GX200 Code: HON12251 Price: $12.00 Available for delivery Quantity in Basket: none Cylinder head gasket for GX200.

Gasket, Cylinder Head, Copper, 2.69-.016" Code: HG269 Price: $15.00 Available for delivery Quantity in Basket: none This cylinder head gasket fits stock bore GX160/200's. Copper head gaskets work great for high compression application. Install the gasket dry and use factory torque settings. This gasket has a 2.69" bore size and is .016" thick.

Gasket, Cylinder Head, Copper, 2.77"-.016" Code: HG277 Price: $15.00 Sorry, we are currently sold out of 'Gasket, Cylinder Head, Copper, 2.77"-.016"'. Please check back later. Quantity in Basket: none This cylinder head gasket works with the 2.77" piston in GX160/200's. Copper head gaskets work great for high compression application. Install the gasket dry and use factory torque settings. This gasket has a 2.77" bore size and is .016" thick.