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2016roadiron

517 GEAR DRIVE CAMS 2007-UP & '06 DYNA Series “HG” gear drive cams are made for ALL 07 and Up Twin cam engines and ‘06 DynaGlides. They have been designed to run with 2007 S&S gear drives. The cams listed below are the same designs as that have been made for 99-06 engines. Gear drives made for 99-05 engines will not fit 07-Up Twin cam engines or 2006 Dyna engines. “HG” series cam installation kits also include two plates for closing lubricating oil feed holes which are intended for stock chain drives, not 2007 style gear drives. Performance with the “HG”cams listed will be similar to 99-06 engines running with the same cam grinds. The following two cam grinds are available as gear drives only! Grind Timing Duration .053 Duration .020 Valve Lift Lift @ TDC Fitted Spring Application 349-4770 21HG 10/30* 40/08* 220 228 255 264 .498 .498 .134 .121 Stock Bolt-in 88-96 inch cam: more torque for all around riding with heavy bikes, intended for stock compression ratio and pistons. Similar to #23 cam in EV80. (1700-4800 RPM). 349-4771 26HG 11/35* 41/09* 226 230 262 266 .490 .490 .138 .120 Stock Bolt-in cam for 96 inches - stock compression ratio. Great for two up touring, this cam will add torque and HP at lower and middle RPM ranges. (1800-5200). 349-4772 31HG 10/46* 52/08* 236 240 272 276 .510 .510 .131 .120 Stock Great cam for motors with 88+ inches and 10:1 CR. TDC lift means easy installation. Similar to 37HG but different timing. 2400-5800 RPM power range. 349-5205 32HG 10/46* 52/08* 236 240 272 276 .570 .570 .131 .120 Hi-lift High lift version of 31HG. Much more power thru RPM range with 10:1+ comp. ratio. 2800-5800 RPM range. 349-4773 37HG 18/38* 46/14* 236 240 272 276 .510 .510 .174 .148 Stock Hot street cams for 96 or 103 inches. 90+ rear wheel HP possible with well tuned 88 motor; more with 95. Smooth idle, broad torque (2200-5600 RPM) Stock to 9.5 CR. 349-4752 54HG 16/42* 43/15* 238 238 273 273 .555 .555 .165 .158 Hi-lift Specially designed for 96 to 103 engines with CR up to 10:1 (2200-5600 RPM range). 349-4775 50HG 20/48* 54/18* 248 252 283 287 .510 .510 .184 .168 Stock Designed for easy installation in 88 to 103 inch motors with stock heads and 9.5 to 9.8 C.R. (2400 to 6000 RPM). 349-4776 55HG 22/46* 52/20* 248 252 283 292 .550 .550 .197 .181 Hi-lift Great cam for 96 - 103 engines with 9.8-10.2 C.R. Max HP - torque at mid and upper RPMs (2600-6200). 349-4777 60HG 24/56* 58/22* 260 260 296 296 .560 .560 .205 .192 Hi-lift For well prepped 96-103 inchers with 10.0 to 10.5 CR, 100+ HP is within reach. (2700-6500+ RPM). 349-4778 67HG 24/48* 58/22* 252 260 287 297 .570 .570 .209 .187 Hi-lift Performance cams for 96-107+ inches, 10.0 to10.8 C.R. with high flow head setup. (2600-6400+ RPM). 349-4779 59HG 29/57* 63/27* 266 270 303 307 .590 .590 .238 .218 Hi-lift Great cam for 96-120+ inchers with 10:2 C.R. or higher. Max torque and HP (2700-6500+ RPM). 349-4780 64HG 30/62* 66/30* 272 276 307 312 .640 .640 .262 .232 Hi-lift Big cams for modified 96-120+ inch motors running 10:2 CR or higher. Heads must be set for .700 lift and modified for max air flow. (3000-6500+ RPM). Outer Cam Gear Drive Kit • Better control of valve timing above 2,500 RPM • Longer life and durability over chain drives • Twin Cam 88TM carburated application This kit includes the crankshaft drive gear, camshaft drive gear, two class 8 retaining cap screws, camshaft drive key and one heat treated camshaft end thrust washer. Inner Cam Drive Gears (2 pcs) Two Inner cam drive gears are supplied with drive keys. 349-4782 Two Inner cam drive gears 349-4718 Undersize inner gear (07-Up, 06 Dyna) 349-4719 Oversize inner gear (07-Up, 06 Dyna) Gear Drive Installation Kit (as shown) Gasket and oil port cover plates shown are necessary to complete installation of gear drive cams. Camshafts for all ‘06 Dynas and all ‘07-Up engines use needle bearings on inner journals and bushings on outer ends. No ball bearings are used 349-5152 Twin Cam 07-Up Gear Drive Installation Kit (as shown) Replacement bearings are included in above kit: Inner Case Needle Bearings (two bearings required) 349-5204 ea 349-4759 Undersize pinion gear(99-06) 349-4716 Oversize pinion gear(99-06)


2016roadiron
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