ANDREWS - 288131G - Cam Set - 31G - Gear Drive - Twin Cam
The ANDREWS 288131G is a gear-drive cam set with 31G grind engineered for 1999-2006 Harley-Davidson Twin Cam engines, manufactured from computer-aided-design heat-treated alloy steel billets — a four-gear set requiring verification of coil bind, valve-to-valve, and valve-to-piston clearances at installation.
Features
- Manufactured with the help of a computer with cam design capabilities
- Made from alloy steel billets and heat-treated processes are utilized
- Made in the USA
- Four-gear set required for installation.
- Installer must check coil bind, valve to valve clearance and valve to piston clearance.
Specs
- Intake Lift at TDC: 0.131"
- Intake Lift: 0.510"
- Product Name: Cam Set
- Riding Style: Street
- Application: Intake
- Exhaust Close: 8°
- Exhaust Lift: 0.510"
- Exhaust Lobe Centerline: 112°
- Application: Exhaust
- Exhaust Duration: 240°
- Exhaust Lift at TDC: 0.120"
- Exhaust Open: 52°
- Intake Close: 46°
- Intake Duration: 236°
- Units: Pair
- Grind: 31 Series
- Intake Lobe Centerline: 108°
- Intake Open: 10°
- Type: Gear Drive
Frequently Asked Questions - ANDREWS - 288131G - Cam Set - 31G - Gear Drive - Twin Cam - '99-'06 Harley-Davidson
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
