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GX200 Billet Lifters - Pair

Our billet lifters are intended to be used in modified Honda, Chinese OHV and predator engines with aggressive camshafts. The billet lifters are precision CNC machined from superior grade alloy steel and heat treated to resist breakage and ensure engine durability. Standard length can be used with most pushrods. Fits GX200 and 6.5 Chinese OHVs. Sold as a Pair

*Note: Lifter bore may need to be counterbored when using high-lift cams (>.310).

DYNO-CL1-108 CAM

Low-cost aftermarket cam regrind for stock and mild motors needing increased torque. Excellent for mud motors and off-road applications.

Designed in 2010, this cam was the Original power house for clone engines. The CL1 Original has a wide power band and is a strong cam in restricted clases.

The lobes are hardened for extra durability, extending the life of this cam.

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 5200-5800

Spring Pressure (In / Ex): 10.8 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 32 Deg BTDC

Profile

Intake Exhaust

Open: 43.0 BTDC 80.5 BBDC

Close: 76.5 ABDC 41.0 ATDC

Lift: .224" .231"

C/L: 108.5 ATDC 110.0 BTDC

DUR @ 50: 219.0 Deg 222.5 Deg

DUR @ 200: 85.5 Deg 98.0 Deg

DYNO-CL2-R CAM

Designed in 2013, the intake and exhaust lobes allow the CL-2 to run at higher RPMs before the engine goes into uncontrolled valve float. By retarding the cam 2 degrees the power band is shifted around 200rpm, giving the cam more top end.

he lobes are hardened for extra durability, extending the life of this cam.

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 6200-6700

Spring Pressure (In / Ex): 10.8 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 32 Deg BTDC

Profile

Intake Exhaust

Open: 26.7 BTDC 64.9 BBDC

Close: 75.0 ABDC 38.8 ATDC

Lift: .2245" .2305"

C/L: 114.0 ATDC 103.5 BTDC

DUR @ 50: 219.5 Deg 222.5 Deg

DUR @ 200: 86.5 Deg 97.5 Deg

DYNO-CL3 CAM

This design has shown gains in the 6200+ RPM range with minimal loss in peak horsepower.

The lobes are hardened for extra durability, extending the life of this cam.

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 6400-6900

Spring Pressure (In / Ex): 10.8 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 32 Deg BTDC

Profile

Intake Exhaust

Open: 29.15 BTDC 65.95 BBDC

Close: 75.58 ABDC 41.55 ATDC

Lift: .2245" .231"

C/L: 114.0 ATDC 103.5 BTDC

DUR @ 50: 220.5 Deg 223.5 Deg

DUR @ 200: 82.1 Deg 92.95 Deg

230 Series Special Cam for Classes with Lift-Only Rules

Approximately .230 lift with 30 degrees more duration than stock. Significant power increase over stock while maintaining factory lift. Cam may have noticeable idle. Cam will not pass visual inspection. This cam is a bolt-in and does not require block modifications, yet keeps close to the stock base circle to maintain correct valve train geometry. Works best with 22lb springs (6500rpm). You may use 26lb springs and will be able to achieve higher RPM's; however, you may experience cam wear.

Cam Options:

230 - 0211 Marine: High torque cam for marine applications. Also great for road racing and mini bikes. 5500rpm. 10-to-1 compression or lower.

230 - 0611:All-around grind for medium to large road racing tracks. Wide powerband works great on mini bikes needing high RPM power with some low end. 6500+ rpm. 10-to-1 compression recommended.

Special Economy Ground 252 Lift Camshaft for Mini Bikes, Dirt Racers, Snow Mobiles, and Other Applications Requiring Wide Powerbands

Pulls hard from 2000-6500rpm.

This ground and hardened Rattlesnake cam provides significant power improvements over a stock cam. Works best with mild motors using bored OEM or small aftermarket carbs. This cam is a bolt-in type and does not require block modifications, yet keeps close to stock base circle to maintain correct valve train geometry. 22lb springs must be used. Cam is not welded and will not work with 26lb, 37lb, or dual springs.

230 Duration

251” Lift

ICL 106

LS 111

Valve Lash (Hot) .002 I, .003 E

WARNING: To prevent premature cam wear, use assembly lube during installation. Run motor on stand at 2000rpm for 20 minutes, using stock (11 or 12lb) springs with no load.

272 Mongoose Performance Camshaft

Approximately .272 Lift and 245 Degrees Duration (at .050)

The Mongoose is a ground and nitrated, high-performance cam designed for wide powerband with awesome increases in mid-range power. Works best with bored OEM or aftermarket carbs.

26lb springs recommended.

DYNO-CL4 CAM

With no minimum duration requirements, we were able to smooth the nose of the cam, allowing it to rev well into the 7000rpm range. The CL4 shows gains in the 6600rpm range over our current CL3. This cam comes buffed, further smoothing the nose, to take maximum advantage of the 10.8 springs.

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 6900-7100

Spring Pressure (In / Ex): 10.8 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 34-36 Deg BTDC

DYNOCM CAMSHAFT

With approximately .265 lift, 108 ICL, and 236 duration, this is an aftermarket cam that has had base circle reground. You will see improvement at higher RPM's with some loss of torque. This cam has an aggressive ramp and requires 22lb springs, billet rod, and flywheel. 7500 maximum RPM. Good value for its lower cost.

he lobes are hardened for extra durability, extending the life of this cam.

Note: Block or crankshaft may require clearancing to clear camshaft lobes

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 7500

Spring Pressure (In / Ex): 20 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 32 Deg BTDC

Profile

Intake Exhaust

Open: 52.4 BTDC 86.9 BBDC

Close: 89.4 ABDC 51.5 ATDC

Lift: .265" .265"

C/L: 108.0 ATDC 108.5 BTDC

DUR @ 50: 236.9 Deg 236.5 Deg

DYNOMOD2 CAM

Great all-around performance cam for mild engines

Great for backyards and mini bike applications

It's also a great cheater stock cam if there are no duration checks.

Easy on the valve train

Requires 18 or 22lb valve springs

Billet rod and flywheel recommended

The lobes are hardened for extra durability, extending the life of this cam.

7,000 maximum RPM

Valve lash .003” on both

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 7000+

Spring Pressure (In / Ex): 18 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 32 Deg BTDC

Profile

Intake Exhaust

Open: 46.3 BTDC 83.0 BBDC

Close: 82.7 ABDC 44.0 ATDC

Lift: .2245" .231"

C/L: 108.5 ATDC 110.0 BTDC

DUR @ 50: 245.7 Deg 245.5 Deg

252 Series - Approximately .252 Lift and 230 Degrees Duration (at .050)

This welded and ground cam provides significant power improvements over a stock cam. Works best with mild motors using bored OEM or aftermarket carbs. This cam is a bolt-in type and does not require block modifications, yet keeps close to stock base circle to maintain correct valve train geometry. 26lb to 37lb springs should be used. Great with 1.3 rockers. Our #1 seller!

Cam Options:

Camshaft, 252-0207:SPECIAL HIGH TORQUE GRIND FOR SMALL TRACKS. 6000rpm. 22lb springs required, 26 recommended. 10-to-1 compression or higher recommend; however, it will work with lower compression ratios. This is one of the best choices for low end power, especially on small dirt tracks with heavy drivers (oval track).

Camshaft, 252-0211:Same as 0207, but for road race, wide powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY). 7000rpm. 26lb springs required. Recommended 10-to-1 compression or lower. Great for marine and winch applications.

Camshaft, 252-0607:Oval track grind, high RPM applications. 7500rpm maximum (GX200, 6.5 Chinese OHVs, and Predators ONLY).

Camshaft, 252-0611:Same as 0607, but for road race, wide powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY). Also recommended for mini bikes.

274 (F200) Series: Radical Cam Grind for F200 Series and Super Box Stock

Approximately .274 lift and 260 duration. Square lobe design to maximize valve opening time. While meant to use with larger carbs, it actually works very well with smaller carbs by holding open the valve as long as possible with reduced lift to maximize velocity. Honda blocks may need clearance to install. Dual springs recommended (37lb will work, but will limit RPM to 7500).

Cam Options:

Camshaft 274-0207:Super high torque. Use for small to medium tracks. 4500 to 7500rpm range. 11-to-1 or higher compression ratio required. DESIGNED TO GET YOU OFF THE CORNERS. OUR # 1 SELLER.

Camshaft 274-0211:Same as our 0207, but with wider torque curve. Works best on engines using 10.5-to-1 or less compression. Great for road racing and marine applications.

Camshaft 274-0607:8500rpm. 12-to-1 or higher compression ratio required. Big track cam. Warning: may cause traction problems. Use with 1.3 billet steel rockers for maximum power.

Camshaft 274-1007:9000+RPM. 12-to-1 or higher compression ratio required. Recommended for serious competition. Use for large ovals or where traction is a problem. Dual springs required.

*Note: Honda blocks may require clearance to clear camshaft lobes.

280 Series - The Original NR Camshaft

King of mid-range | Great for mini bikes and marine applications

With approximately .280 lift and 220 duration (at .050), this cam works well on both stock and modified motors and produces lots of low end torque. One of the best all-around cams we offer. Honda blocks may need clearance to install. 26lb springs required. Bored or aftermarket carb needed.

280-0611:Good torque cam with excellent power. 7500rpm. 10.5-to-1 compression or more. 26+lb springs required.

280-0211:THE ULTIMATE TORQUE CAM. Special grind for marine and winch boarding applications. Extreme torque. Designed for 2000-5500rpm. 11-to-1 or lower compression ratio required. HD springs required.

Note: Block or crankshaft may require clearance to clear camshaft lobes.

Serious Mid-Range Camshaft for Serious Motors - Lobe Designed Especially for Honda GX Series Motors

With approximately .285 lift and 250 duration (at .050), this cam allows the use of stock valves with 1.2 rocker arms when using our springs. This cam prefers large carbs and ports, and will easily make 20hp when used with the correct combination. Works best with 24mm Mikuni's, big valves, and high compression. Honda blocks must have clearance to install.

Cam Options:

Camshaft, 285-0211:Small track cam for serious torque. 7000rpm. 11-to-1 compression or more. 26+lb springs required.

Camshaft, 285-0611:Recommended for most serious GX200s needing good mid-range torque. 8000rpm. 11-to-1 compression or more. Dual springs required.

320 Series - The Biggest, Baddest Cam for GX200s

Approximately .320 lift and 260 duration. Requires dual springs and special attention to the valve train. Block and rod must have clearance to install.

Camshaft 320-1007: With 8500+ RPM, this is the hottest camshaft available for GX160/200s. Big valve and big carbs required. Dual springs required, and heads will need spring pocket cut.

12-to-1 or higher compression ratio required. 20+ Horsepower.

.320 lift, 110 ICL, 107LS

*Note: Block or crankshaft may require clearance to clear camshaft lobes.

292 Series - Radical Cam Grind for Drag Racing - Pulls Hard from 4000 to 9000

This cam has approximately .292 lift and 260 duration. Its square lobe design maximizes valve opening time. 108 ICL, 110 LS.

Works well in most high RPM applications, but designed for wide RPM ranges to maximize acceleration.

Honda blocks may need clearance to install. Dual springs recommended. (37lb will work, but will limit RPM to 7500.)

307 Series: All-Out Racing Camshaft for Serious Motors and Big Tracks

With approximately .307 lift and 260 duration, this cam took 6 months to develop just right. This is the cam for 20+ HP motors. Special ramp designed for Honda GX200s running 12-to-1 or higher compressions with gas or methanol. 9,000rpm. Use with dual springs (required) and 1.2 rockers. 12-to-1 or more compression. 108 ICL, 107LS.

*Note: Use of rockers longer than 1.2 with dual springs may result in retainer-to-guide interference. Block or crankshaft may require clearance to clear camshaft lobes.

DYNO308 CAM

Nice horsepower camshaft with approximately .308 lift. Small base circle. Welded and ground.

The 308 is our most popular grind for modified clone class. This cam is easy on the valve train and has a very wide power band. This cam requires an upgraded spring package, billet rod, and billet flywheel.

The lobes are welded for extra durability, extending the life of this cam.

*Note: Block or crankshaft may require clearance to clear camshaft lobes.

Specs

Engine: 196cc OHV Clone

Target (MAX) RPM: 8200-8400

Spring Pressure (In / Ex): 32 lbs

Valve Lash (IN/EX): .003"

Ignition Timing: 34 Deg BTDC

Profile

Intake Exhaust

Open: 53.5 BTDC 91.0 BBDC

Close: 91.0 ABDC 55.1 ATDC

Lift: .308" .308"

C/L: 108.0 ATDC 108.0 BTDC

DUR @ 50: 244.2 Deg 244.6 Deg