S&S TWIN CAM BIG BORE KIT
In Stock
CAM AND GEAR SETS FOR SPORTSTER
$503.75
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Ships in 48hrs
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Weight: 4.37
A camshaft upgrade is the most logical step after air filter, exhaust, carburetor, and ignition system improvements have been made. It will improve mid and upper-end power. All camshafts listed are ground with stock size base circle and can be used with stock push rods. Instructions included.
| Cam Grind | Valve Timing | Duration @ .053″ | Duration @ .020″ | Valve Lift | Overlap @ .053″ | Lobe Centerline | Lobe Separation Angle | TDC Lift at Valve |
|---|---|---|---|---|---|---|---|---|
| Q stock (76/85) |
10/32 35/07 |
222 222 |
262 262 |
.400 .380 |
17 | 101 104 |
102.5 | .114 .114 |
| Y | 35/47 53/29 |
262 262 |
310 310 |
.425 .425 |
64 | 96 102 |
99 | .206 .182 |
| V9 | 32/52 52/32 |
264 264 |
311 311 |
.490 .490 |
64 | 100 100 |
100 | .207 .207 |
| Cam Grind | Valve Timing* | Duration @ .053″ | Duration @ .020″ | Valve Lift | Overlap @ .053″ | Lobe Centerline | Lobe Separation Angle | TDC Lift at Valve |
|---|---|---|---|---|---|---|---|---|
| D stock (88-91) | 02/41 41/02 |
223 223 |
270 270 |
.458 .458 |
04 | 109.5 109.5 |
109.5 | .094 .094 |
| V2 N2 |
22/38 46/18 |
240 244 |
290 290 |
.465 .440 |
40 | 98 104 |
101 | .180 .155 |
| N4 | 52/24 | 256 | 296 | .490 | 54 | 104 | 101 | .189 |
| N8 | 56/28 | 264 | 302 | .500 | 60 | 104 | 100 | .212 |
* timing listed for .053 lift figures.
For stock 883cc, 1100cc or 1200cc engines. More duration and lift means extra power. Stock springs and lifters can be used. Special requirements: bolt-in. Power range 2000/6000 RPM. Cam Grind N2. Fits Evolution Sportster 1991/1999.
By: ANDREWS PRODUCTS INC
Not legal for sale or use in California, or on any pollution controlled vehicles.
Specifications coming soon.
Shipping Information
In-stock orders ship within 1–2 business days. Shipping time varies by location and carrier. Standard domestic shipping is available for most items. Expedited options may be available at checkout.
- Free Standard Shipping on orders over $99
- Most orders ship within 48 business hours
- Tracking number provided upon shipment
- Oversized items may require freight shipping
Return Policy
We accept returns on eligible new items within 30 days of delivery. Used parts are sold as-is and may not be eligible for return. Items must be in original, uninstalled condition with all original packaging.
Is this part compatible with my bike?
Fitment information is listed in the product details above. If you have questions about compatibility for your specific model and year, please contact our team before ordering.
Do you offer a warranty on parts?
New parts carry the manufacturer warranty where applicable. Used parts are sold as-is and are typically tested or described in detail. See the product condition notes for specifics.
How do I track my order?
Once your order ships, you will receive an email with a tracking number. You can also log into your account at any time to view order status.
Can I return a used part?
Used parts are generally sold as-is and are not eligible for return unless there was a significant misdescription. Contact us within 7 days of delivery if you have a concern.
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