![Roller Rocker Arms - 1.640 Rocker Ratio - M8 [0927-0038]](http://road-rage-bikeworks.myshopify.com/cdn/shop/files/AC305F29-D651-4633-AB22-586F179CEE01.png?v=1775167246&width=649)
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Roller Rocker Arms - 1.640 Rocker Ratio - M8 [0927-0038]
- Designed usng Finite Element Analysis (FEA) and forged from 8620 steel for strength
- Eliminate thrusting on valves for decreased wear on the valve train
- Rocker geometry is better suited to high-lift camshafts
- Bushings are 50% longer than stock, increasing the time between rebuilds
- Oil is sprayed directly on the valve springs, reducing the potential for valves breaking due to overheating
- Compatible with stock or S&S CNC-machined heads
- Works well for cams with 0.540"
- Capable of 0.650" max valve lift
- Made in the USA
![Roller Rocker Arms - 1.640 Rocker Ratio - M8 [0927-0038]](http://road-rage-bikeworks.myshopify.com/cdn/shop/files/AC305F29-D651-4633-AB22-586F179CEE01.png?v=1775167246&width=649)
Roller Rocker Arms - 1.640 Rocker Ratio - M8 [0927-0038]
Sale price$674.95
