Lifters, GX200, Billet, 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



Camshaft, CL1, High Torque, GX200 (GX160), & 6.5 Chinese OHV's

Low cost Aftermarket cam regrind esp. for BSP and other stock classes. Designed to meet most stock rules. CL1 (Old Style)
HI TORQUE
for <5500 RPM



Camshaft, CL1 Improved- GX200 (GX160), 6.5 Chinese OHV

Low cost Aftermarket cam regrind esp. for BSP and other stock classes. Designed to meet most stock rules. CL1 Imp (New Style) High HP 6000 RPM.



Camshaft, CL2, Racing Cam, GX200 (GX160), & 6.5 Chinese OHV's

The newly designed intake and exhaust lobes allow the CL-2 to run at higher RPMs before the engine goes into uncontrolled valve float. This is a great cam for any stock Chinese OHV class.

The DynoCams CL-2 is legal for the current profile rules for stock classes.

Engine: 196cc OHV Chinese OHV
Recommended Class: All Stock Classes
Target (MAX) RPM: 6200-6700
Spring Pressure (In / Ex): 10.8 lbs
Valve Lash (IN/EX): .003"
Ignition Timining: 31-32 Deg BTDC

INTAKE
OPEN: 28.5 BTDC
CLOSE: 72.5 ABDC
LIFT: .2245
C/L: 112.0 ATDC

EXHAUST
OPEN: 66.5 BBDC
CLOSE: 36.5 ATDC
LIFT: .2305
C/L: 105.5 BTDC



Camshaft, Dyno Cams Mod 2 - GX200 (GX160), 6.5 Chinese OHV

Same lift as the CL1 cam, but more duration. Cheater Cam. Note: On 212 Hemis, crankshaft may require clearancing to clear camshaft lobes.
22 lb springs recommended

Engine: 196cc OHV Clone, 212cc Hemi Predator
Recommended Class: Builder's Prepared
Target (MAX) RPM: 7000+
Spring Pressure (In / Ex): 18 lbs
Valve Lash (In/Ex): .003"
Ignition Timining: 32 Deg BTDC

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



Camshaft, 230 Series (regrinds)

230 SERIES Special Cam for classes with lift only rules.

Approx .230 lift with 30 degree more duration than stock. Significant power increase over stock while maintaining factory lift. Cam may have noticeable idle . Cam will not pass visual inspection. Cam is BOLT IN and does not require block modifications yet keeps close to stock base circle to maintain correct valve train geometry. 18lbs springs and will be limited to 5500 rpm. Can use 26lb springs springs and will be able to achieve higher rpms, however you may experience cam wear,

Options:

230 - 0211 Marine, High Torque Cam, marine Applications. Also great for road racing and Mini-Bikes, 5500 rpm, 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. 6000+ RPM, 1, 10 to 1 Compression recommended.
230 - 0607: High RPM Oval Track grind, 7000+ RPM with 26lb springs, 10 to 1 Compression or Higher



Camshaft, Builders Prepared (GX200 & 6.5 Chinese OHV), BP2 - HT

Spec Grind for AKRA Builders Prepared

This cam meets lift requirements for stock but has a lot of extra duration producing better horsepower over a broader RPM range. Stock setup can be used, but works even better as a modified cam. This cam will easily allow your motor to turn up into the higher RPM range and will require upgraded spring package if your exhaust and intake systems are upgraded. Billet rod and flywheel required for safety if engine is modified.

Engine: 196cc OHV Chinese OHV
Recommended Class: Builder's Prepared
Target (MAX) RPM: 7000+
Spring Pressure (In / Ex): 26 lbs
Valve Lash (IN/EX): .003"
Ignition Timining: 30 Deg BTDC

INTAKE
LIFT: .224
Dur @ .050": 246.5 Deg.
C/L: 109 ATDC

EXHAUST
LIFT: .231
DUR @ .050": 245.5 Deg.
C/L: 111 BTDC



Camshaft, Dyno Cams CM - GX200 (GX160), 6.5 Chinese OHV

Approx .260 lift, 110 ICL, 235 Duration. This is a Aftermarket cam that has had base circle reground. May require longer pushrods. Only use with 22 lb springs. Will see improvement at higher RPM with some loss of torque. Good value for the money (but you get what you pay for)

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



Camshaft, Isky Black Mamba, GX200 (GX160), 6.5 Chinese OHV's

275" LIFT 246 DURATION @ .050" 108 LSA
GOOD ALL AROUND CAM! 7,000+RPM!

EXCELLENT MID RANGE

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



Camshaft, 252 Series

252 SERIES- Approx .252 lift and 230 degrees duration (at .050).

Welded and ground cam provides significant power improvements over stock cam. Works best with mild motors using bored OEM or aftermarket carbs. Cam is BOLT IN 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 number one seller.

Options:
Camshaft, 252-0207: SPECIAL HIGH TORQUE GRIND FOR SMALL TRACKS, 6000 rpm, 22 lb 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, esp. on small dirt tracks with heavy drivers. (Oval Track)
Camshaft, 252-0211: Same as 0207, for Road Race, Wide Powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY) Camshaft, 252-0607: All around grind for medium to large tracks. 7000 rpm, 26 lb Springs required recommended. 10 to 1 compression or lower. Great for Marine and Winch applications
Camshaft, 252-0607: Oval Track Grind, High RPM applications, 7500 rpm Max (GX200, 6.5 Chinese OHVs, and Predators ONLY)
Camshaft, 252-0611: Same as 0607, for Road Race, Wide Powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY). Also recommended for Mini-Bikes
Camshaft, 252-1007 (GX120 ONLY): High RPM Grind for Large tracks. 8500+ rpm, 26 lb Springs required 11 to 1 Compression or higher*

Marine and winch board applications work best with 252 0211
Mini-Bikes work best with 252 0611



Camshaft, 274 Series

274 (F200) SERIES: Radical cam grind for F200 series and Super Box Stock.

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

Options:
Camshaft 274-0207: Super High Torque, Use for small to medium tracks. 4500 to 7500 rpm 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: 8500 RPM, 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

GX120 Cams are special order and take approx 1 week.
Note: Block or crankshaft may require clearancing to clear camshaft lobes



Camshaft, 280 Series

280 SERIES- The original NR camshaft. King of midrange

Approx .280 lift and 220 duration (at .050). This is a nice cam that works well on both stock and modified motors. This cam produces lots of low end torque. One of the best all around cams we offer. Honda blocks may need to be clearanced to install. 26 lb springs required. Bored or Aftermarket carb needed. Special Order Only.

280-0611: Good Torque Cam w/ excellent power. 7500 RPM. 10.5 to 1 compression or more, 26+ lb Springs ,
280-0211: THE ULTIMATE TORQUE CAM. Special grind for Marine and Winch Boarding applications. Extreme torque. Designed for 2000 to 5500 RPM, 11 to 1 or Lower compression ratio required, HD Springs required

These cams are special order and take approx 1 week to ship.

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



Camshaft, 285 Series

Serious camshaft for serious motors. Lobe designed esp. for Honda GX series Motors .

Approx .285 lift and 250 duration (at .050). Cam allows use of stock valves with 1.2 rocker arms when using our springs. This cams likes big carbs and big ports. Will easily make 20 hp when used with correct combination. Best with 24 mm Mikuni, big valves, and high compression. Block must be clearanced to install.

Options:
Camshaft, 285-02 SERIES: 7000 RPM. 11.0 to 1 compression or more. 26+ lb Springs Required, Small track cam for serious torque
Camshaft, 285-06 SERIES: 8000 RPM. 11.0 to 1 compression or more. Dual Springs Required, Recommended for most serious GX200s needing good mid range torque.
Note: Block or crankshaft may require clearancing to clear camshaft lobes



Camshaft, 307 Series

307 SERIES Serious camshaft for serious motors and big tracks.

Approx .307 lift and 260 duration. This cam was 6 month in development. Special Ramp Designed for Honda GX200s running 12 to 1 or higher compressions using Race Gas or Methanol. Use with Dual springs and 1.2 rockers. This is the cam for 20+ HP motors. 307-1006, 9,000 RPM. 12.0 to 1 compression or more. Dual Springs Required

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



Camshaft, 320 Series

320 SERIES: The biggest baddest cam for GX200s. Approx .320 lift & 260 Duration. Requires dual springs and special attention to the valve train. Block and rod must be clearanced to install.

Camshaft 320-1007: 8500+ RPM, Hottest cam available for GX160/200s. Big Valve and Big Carbs required. Dual Springs Required, heads will need spring pocket cut. 12 to 1 or higher compression ration required, 20+ Horsepower* Note: Block or crankshaft may require clearancing to clear camshaft lobes



Camshaft, Dyno Cams 308- GX200 (GX160), 6.5 Chinese OHV

Approx .308 lift, Nice HP cam. Small Base Circle. Welded and Ground

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



Camshaft, Dyno Cams 356- GX200 (GX160), 6.5 Chinese OHV

Approx .356 lift, . Small Base Circle. Welded and Ground*

Warning: Use of rocker arms with a ration longer than 1.1 may result in retainer to guide interference Note: Block or crankshaft may require clearancing to clear camshaft lobes



Camshaft, Dyno Cams Mod 1 - GX200 (GX160), 6.5 Chinese OHV

This cam makes slightly more top end power than the 308 grind. This cam requires an upgraded spring package, billet rod, and billet flywheel.

INTAKE
LIFT: .310
Dur @ .050": 247.6 Deg.
C/L: 108 ATDC

EXHAUST
LIFT: .310
Dur @ .050": 247.6 Deg.
C/L: 108 BTDC

THE LOBES ON THIS CAM ARE WELDED.
Note: Block or crankshaft may require clearancing to clear camshaft lobes