487 Series chain-driven camshaft

Suitable for 4.25" race in 114"-117" engines seeking an aggressive bolt-in configuration.
Generates a wide power band.
Responds very well to increased capacity and/or compression, exhaust and air filter.
High-performance valve springs are not required, but they can provide quieter and smoother operation.
Camshaft specifications measured in the engine at the tappet @ 0.050 using a rocker arm ratio of 1.61.
Feuling does not recommend adjustments exceeding original emissions standards.
Not for M8 with 121" VVT engine.
Flap: 38



Specifications


Brand
FEULING PARTS


Supplier reference
1354


Application
Exhaust, Intake


Intake cam centre
98,5°


Exhaust cam centre
103,25°


Intake closure
37°


Exhaust Clamp
17,5°


Intake duration
237°


Exhaust duration
241,5°


Intake valve lift
0,478"


Intake valve lift at TDC
0,180"


Exhaust valve lift
0,487"


Exhaust valve lift at TDC
0,146"


Model
Reaper


Product name
Camshaft


Type
Chain drive


Units
Unit


Open intake valve
20,5°


Open Exhaust Valve
44°


Version
487 Series