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When choosing a cam for a vehicle like a Tri Glide, you will be looking for a super torque cam to accelerate the extra weight.
S&S specifically developed the bolt-in 557C Chain Drive cams for trikes in mind, but also works well on other Twin Cam models
Short duration produces lots of torque
Stock cam base circle allows use of stock pushrods
Features and Benefits:
Bolt-in design, no head work required
Start any engine with a stock starter
Can be used with stock valve springs
Made in the USA
Product Note:
Specification
Details
Country of Origin
USA
Drive Type
Chain Drive
Engine Type
Twin Cam
Exhaust Duration
231 degrees
Exhaust Lift
.146 in.
Exhaust Lobe Center
103 degrees
Exhaust Timing (Close)
12 degrees
Exhaust Timing (Open)
39 degrees
Intake Duration
212 degrees
Intake Lift
.113 in.
Intake Lobe Center
100 degrees
Intake Timing (Close)
27 degrees
Intake Timing (Open)
6 degrees
Valve Lift
.557 in.
Vehicle Fitment
Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.
