Click to enlarge

BEARING_TYPE RACE_CAM  Z50_TO_1981 ATC70_ALL CT70_TO_1981 PASSPORT_80/81 TRX70_ALL XL70_SL70_CL70

*

*

*

* !! NOTE !! (THIS CAM MUST BE USED WITH STOCK HONDA VALVES) OR AT LEAST CHECK TO MAKE SURE THE AFTERMARKET VALVES CLEAR EACH OTHER WHEN THEY PASS EACH OTHER... (YOU CAN GRIND OFF SOME OF THE VALVE'S OUTTER OD SO THEY DO CLEAR IF NEEDED)

SETTING THE VALVE CLEARANCE AT .003" WILL HELP WITH THE VALVE CLEARANCE IF YOUR USING AFTERMARKET VALVES


THIS IS AS BIG OF CAM AS WILL FIT IN THE OLD TYPE HEADS

IT HAS SOME LIFT OVER THE STOCK CAM, BUT TONS OF DURATION

*

THIS IS THE MOST RADICAL CAM MADE FOR THE OLD TYPE HONDA HEADS

*

THIS CAM HAS 6MM OF LIFT.

*

Camshaft Calculations - Lobe Center / Duration AT .050" VALVE LASH

THE VALVE LASH IS MORE FOR CARS AND REALLY DON'T GIVE A

TRUE CYCLE READING,, BUT THATS JUST HOW IT'S DONE.

THE LASH IS ONLY .0025" ON THE BIKES COMPAIRED TO .050" ???

*

THIS CAM has an Overlap of 40.00 degrees and has an

Intake Duration of 255.00 degrees. The Exhaust Duration is

265.00 degrees. The Inlet Cam has an Installed Centerline

of 102.50 degrees ATDC. The exhaust cam has an Installed

Centerline of 117.50 degrees BTDC.

*

LIFT IS 6MM



THE BEARING IS A PRESS FIT (TAP IN WITH COMMON SOCKET)

OT/BEARING/CAM$27.99

Click to enlargeCLICK TO ENLARGE
HEAVY_DUTY VALVE_SPRINGS WITH_WIDER COIL_SPACING FOR_HI_LIFT_CAMS IN_50_70_HEADS (GREAT_STOCK_REPLACMENT) (200149) HEAVY_DUTY VALVE_SPRINGS WITH_WIDER COIL_SPACING FOR_HI_LIFT_CAMS IN_50_70_HEADS (GREAT_STOCK_REPLACMENT) (200149) ALSO WORK TO REPLACE STOCK 50 AND 70 STOCK SPRINGS AND ADD SOME MORE TENSION

HEAVY_DUTY VALVE_SPRINGS WITH_WIDER COIL_SPACING FOR_HI_LIFT_CAMS IN_50_70_HEADS (GREAT_STOCK_REPLACMENT) (200149) 200149$12.99