S&S Cycle 640G Grind Gear Drive High Lift Cam Kit .640 Harley Twin Cam 07-16
In stock
SKU
SS33-5270
IN BRAND NEW CONDITION
PART # 33-5270
DRAG PART # 0925-0160
Fits: 2006-2015 Harley-Davidson Dyna Models and 2007-2015 Harley-Davidson Twin Cam FLH/FLT Softail Models
- Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain drive
- Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes; as a result, higher cam lifts are possible with the gear drive kit
- Kits include cams, inner gears, outer drive gears, inner and outer bearings, gasket and instructions
- Material must be removed from the inner surface of the stock gear cover to install S&S gear drive cams
- A hydraulic press and other professional-level tools are required to install these kits
- S&S recommends that adjustable pushrod/cover kit PART # 93-5095 be used
- Cam bearings and gaskets must be replaced when installing new cams
- Cams are also available with inner gears only; intended for cam replacement for motors that have already been converted to an S&S gear-drive system
- Made in the U.S.A.
640 SERIES GRIND CAMS
- 640 cams are for 96/103/110 cubic-inch engines with compression ratios 10.5:1 to 11.5:1
- Strongest from 3,000 to 6,000 rpm
- High-lift springs required
| Grind | Open | Close | @ .053 | Valve Lift |
640 Series |
||||
| Intake | 25° | 60° | 265° | .640 |
| Exhaust | 60° | 25° | 270° | .640 |
| Grind | Open | Close | @ .053 | Valve Lift |
Stock Carburetors/Injected Cams |
||||
| Intake | -02° / 02° | 38°/34° | 216°/216° | .473 |
| Exhaust | 36° | 04/04° | 220/220° | .473 |
IN BRAND NEW CONDITION
PART # 33-5270
DRAG PART # 0925-0160
Fits: 2006-2015 Harley-Davidson Dyna Models and 2007-2015 Harley-Davidson Twin Cam FLH/FLT Softail Models
- Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely-fit stock chain drive
- Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes; as a result, higher cam lifts are possible with the gear drive kit
- Kits include cams, inner gears, outer drive gears, inner and outer bearings, gasket and instructions
- Material must be removed from the inner surface of the stock gear cover to install S&S gear drive cams
- A hydraulic press and other professional-level tools are required to install these kits
- S&S recommends that adjustable pushrod/cover kit PART # 93-5095 be used
- Cam bearings and gaskets must be replaced when installing new cams
- Cams are also available with inner gears only; intended for cam replacement for motors that have already been converted to an S&S gear-drive system
- Made in the U.S.A.
640 SERIES GRIND CAMS
- 640 cams are for 96/103/110 cubic-inch engines with compression ratios 10.5:1 to 11.5:1
- Strongest from 3,000 to 6,000 rpm
- High-lift springs required
| Grind | Open | Close | @ .053 | Valve Lift |
640 Series |
||||
| Intake | 25° | 60° | 265° | .640 |
| Exhaust | 60° | 25° | 270° | .640 |
| Grind | Open | Close | @ .053 | Valve Lift |
Stock Carburetors/Injected Cams |
||||
| Intake | -02° / 02° | 38°/34° | 216°/216° | .473 |
| Exhaust | 36° | 04/04° | 220/220° | .473 |
| Brand | S&S Cycle |
|---|---|
| Finish | Raw |
| Drag Part # | 0925-0160 |
| Manufacturer Part No. | 33-5270 |
| Fitment | 2006-2015 Harley-Davidson Dyna Models and 2007-2015 Harley-Davidson Twin Cam FLH/FLT Softail Models |
| Ships Within: | 24 Hrs |
2006-2015 Harley-Davidson Dyna Models and 2007-2015 Harley-Davidson Twin Cam FLH/FLT Softail Models
S&S Cycle Manufacturer's Warranty
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