ENGINE SECTION RED PART NUMBERS INDICATE NEW PARTS 6-67 1 2 3 4 5 6 7 8 9 10 11 CONTENTS ELECTRICAL FRAME FRONT END CONTROL WHEEL ENGINE DRIVE TRAIN FUEL EXHAUST GENERAL REFERENCE Cams Timing Duration Application (1) Valve Lift (1) Grind Part # Listed for reference. 1984/1987/Later OE cam is 212° intake, 03/39 .495” 222 OEM (L) –– 202° exhaust, .472” lift on both valves. 54/02 .495” 236 1988/1991 Listed for reference. 1992/Later OE cam very close to 02/30 .472” 208 OEM (N) –– 1984/1987 specs. California cams are approximately 178° 31/09 .472” 202 1992/Later duration. Fuel injected “0” cam is 200˚ duration intake and 216˚ duration exhaust. Bolt-in cam for street or touring use with more mid 15/31 .485” 226 EV13 66866 range and upper end power. Much more stuff than 45/13 .495” 238 stock ‘88 or ‘92 EV cam. Especially effective in reducing oil temperature. USE STOCK SPRINGS. Bolt-in cam for light bikes (FXRS, etc.). More mid 21/37 .495” 238 EV3 66828 range power. Idle smoothness unaffected. This is a 43/15 .495” 238 6000+ RPM cam for stock heads and springs with hydraulic lifters. USE STOCK SPRINGS. Bolt-in mild street cam that produces more torque 10/20 .498” 220 EV23 66831 and horsepower for all around riding when used in 40/08 228 80 cubic inch engines with the standard 8.5 to 1 compression ratio. This cam pulls strong between 1800/5200 RPM. USE STOCK SPRINGS. Bolt-in street cam with fast open and close ramps. 20/36 .495” 236 EV27 66881 Similar timing to EV3 but designed to produce a 44/16 .495” 240 very broad torque band. Pulls 1500 to 6000 RPM USE STOCK SPRINGS. Bolt-in performance cam with fast open and close 25/41 .495” 246 EV46 66875 ramps. Similar to EV3 but higher static compression 49/17 .495” 246 pressure for 6000+ RPM with stock heads and hydraulic lifters. USE STOCK SPRINGS. Easy installation with longer duration for modified street 28/44 .510” 252 EV51 66825 engines with hydraulic lifters. Power range from 3000/ 54/22 .510” 256 6500 RPM. USE STOCK SPRINGS. Time tested and track proven Andrew’s Cams have computer enhanced design features that provide a superior combination of performance gains and reliability without sacrificing component longevity. Installation instructions included. NOTE: Always replace the segmented cam bearing with the full roller. (1) Timing and Duration measured at .053” cam lift. CAMS FOR BIG TWIN EVOLUTION ALL YEARS XTREME ENERGY™ CAMS FOR BIG TWIN EVOLUTION • Xtreme Energy™ cams feature exclusively shaped (steeper) ramps designed to open and close quicker providing increased engine vacuum and more cylinder pressure. • These cams achieve maximum velocity sooner without resulting in excessive valve train noise. • Designed for hydraulic type tappets. • Must be used with adjustable pushrods. • High lift valve spring kits are required. • Made from 6150 heat treated aircraft quality steel that has been case hardened for durability and strength. • Cams can be used with your existing gear to preserve your exact gear mesh. Duration Valve Timing TDC Valve @ .053” Open/Close Valve Lift MFG Application Lift INT EXH INT EXH INT EXH Grind # Part # This cam yields impressive mid range .585” 252˚ 252˚ 26/46 52/20 .228” .182” EVL-5015 66521 and upper end power in 80ci engines with improved head flow. Works best with 9.5:1 compression ratio. Power band up to 6000 RPM. Fits Big Twin Evolution 1984/1999 EFI Or CARB EFI Or CARB EFI Or CARB Not legal for sale or use in California, or on any pollution controlled vehicles. Not legal for sale or use in California.
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