MR103 camshaft with internal gears only

Designed for camshaft replacement in engines already converted to S&S gear system
Broad torque curve improving performance across the rpm range compared to stock
Direct fit for 103" engine
Manufactured in the USA
Requires the use of high-performance valve springs.
Due to the inherent characteristics of the gears, there may be increased noise in the valve train.
The installer must check the spring lock, valve clearance and valve-piston clearance.
Designed for the replacement of the camshaft in engines that have already been converted to an S&S chain drive system.
Requires high-performance valve springs.
Due to the inherent characteristics of gear drives, there may be increased noise in the valve train.



Specifications


Brand
S&S CYCLE


Supplier reference
330-0463


Application
Exhaust, Intake


Intake cam centre
100°


Exhaust cam centre
104°


Intake closure
33°


Exhaust Clamp
22°


Intake duration
226°


Exhaust duration
252°


Intake valve lift
0,585"


Intake valve lift at TDC
0,172"


Exhaust valve lift
0,585"


Exhaust valve lift at TDC
0,177"


Product name
Camshaft Kit


Type
Equipment


Units
Kit


Open intake valve
13°


Open Exhaust Valve
50°


Version
MR103