ENGINE Application: 84-99 Evolution Big Twin Andrews Products 291123. Andrews Products Grinds Its Cams With the Help of a Computer With Cam Design Capabilities. This Superior Technology Gives the Utmost in Both Performance and Reliability. Only the Best Alloy Steel Billets and Heat-Treating Processes Are Utilized. Furthermore, the Power in Harleys Evolution Engines Can Be Made Even More Convincing When a Superior Andrews Computer-Designed High-Performance Cam Is Installed. These Hydraulic Lifter Cams Are Capable of 6,000-Plus Rpm With Stock Springs and No Valve Float.

EV23 EVOLUTION CAM

Bolt-in Cam for Heavier Touring Bikes and High-Geared Bikes With 65-Tooth Rear Pulleys

Crisp Throttle Response and Strong Pulling Power From 1,500 to 6,000 Rpm

Works Well in Higher Altitudes

Uses Stock Springs; Works With Carbs or Fuel Injection

Fits All 1984-1999 Harley Davidson Evolution Big Twin Models (Excludes 1999 Twin Cams)

Made in the USA

Sold Individually

INTAKE

Open (In Degrees): 10

Close (In Degrees): 30

Duration at .053 (In Degrees): 220

Duration at .020 (In Degrees): 255

Valve Lift: .498

Lift at TDC: .134

EXHAUST

Open (In Degrees): 40

Close (In Degrees): 8

Duration at .053 (In Degrees): 228

Duration at .020 (In Degrees): 264

Valve Lift: .98

Lift at TDC: .121

NOTE: It Is the Installer's Responsibility to Check Coil Bind and All Clearances

NOTE: The Image Displayed Is Representative of Andrews Cams, but May Vary Depending on Your Specific Model.