S&S Cycle - S&S Performance Parts 2025 L - Volume 67

2017-UP

Phone: 608-627-1497

1 2017-UP 2 -2007-'17 3 -1999-'06 4 -1984-'99 5 -1936-'84 6 -XL-RA1250 7 -BELTS & GASKETS 8 -TOOLS 9 -WARRANTY 10 -APPENDIX

465: Bolt-in cam designed to make best power from 1500–4500 RPM Excellent low and mid-range torque make this a great choice for two-up riding and touring where low end grunt is the priority Works great with stock bore, heads and throttle body and with compression ratios up to around 10:1 475 : Bolt-in cam providing best power from 2200–5200 RPM in engines with displacements from 107–135 cubic inches Compatible with compression ratios up to 11:1 Works great with stock heads and throttle body for mid range power but with the ability to stretch the power higher into the RPM band with more mods 540: Designed to add even more stump pulling torque to your big bore M8, for those that keep the revs below 6000 RPM 550: High lift cams for maximizing peak torque and horsepower Designed to make top end power in combination with our Big Bore cylinder and piston kits Excellent power from 3000 RPM to redline Requires performance valve springs and adjustable pushrods Suitable for compression ratios between 10:1 and 12-1 590: Designed as an all out Horsepower Cam for 124 and larger engines Big lift lets your big mill breathe high into the RPM range! Requires performance valve springs and adjustable pushrods This cam requires a 12:1 or higher compression ratio

Specifications of S&S® Chain Drive and Gear Drive Camshafts for M8 Models

Valve Timing

Valve Duration

Valve Lift

Lobe Center Line

Valve Lift @ TDC

Intake

Exhaust

Cam Name Cylinder

Intake

Exhaust

Intake

Exhaust

Intake

Exhaust

Intake

Exhaust

Open BTDC/ Close ABDC

Open BBDC/ Close ATDC

350G Stock Grind Gear Drive 465 Performance

Both -7 0/1 0

33 0/-14 0 174 0

199 0

350

374

94 0

113 5

057

048

Front Rear Front Rear Front Rear Front Rear Front Rear

2 6/14 6 2 8/14 4 6 2/27 2 2 2/31 2 17 7/30 6 14 9/28 7 9 4/29 4 3 1/31 1 15 6/43 7 20 2/53 6

30 1/8 8 33 1/5 8 55 5/28 5 52 5/20 2 21 2/33 9 37 7/26 9 62 5/30 5 59 4/38 4 64 8/21 2 62 7/15 7

197 2 197 2 213 5 213 5 228 3 223 6 218 9 214 2 239 4 253 9

218 9 218 9 263 9 252 5 235 1 244 6 273 1 277 8 266 1 258 4

462 462 475 475

462 462 475 475

96 0 95 8

100 6 103 6 103 5 106 0

087 088 107 093

109 098 208 170

100 5 104 5

475 HP

0 540 0 540

0 540 0 540

96 4 96 9

83 6 95 4

0 175 0 161

0 262 0 216

540 Big Bore Torque

550 550 0 59 0 59

550 550 0 59 0 59

100 0 104 0 104 1 106 7

106 0 100 5 111 7 113 5

127 099

232 264

550 Big Bore

0 165 0 186

0 186 0 158

590 Big Bore Max HP

NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT

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