PARTS UNLIMITED - LM4100 - Ignition Timing Tester
When OEM components wear out or fail, riders deserve a replacement that matches or exceeds factory quality. The PARTS UNLIMITED LM4100 is designed with exactly that standard in mind — delivering fit, function, and durability experienced riders can count on. When setting or checking point-type ignitions this tool will precisely confirm if points are open or closed, with a switch allows for either a light or a tone at the precise time of point closure, with can also be used as a continuity tester. Requires 2 AA batteries to power tester (not included).. Type: Ignition Timing. Whether you're performing routine maintenance, addressing a specific failure, or building a machine to a higher performance standard, the LM4100 delivers the quality and reliability that PARTS UNLIMITED riders expect. Sold individually, this tester is designed for Snow applications and engineered to install properly and perform consistently from the first use. If you've been running a worn-out or underperforming tester, the LM4100 is the no-compromise replacement that restores confidence and function to your machine.
Features
- When setting or checking point-type ignitions this tool will precisely confirm if points are open or closed
- A switch allows for either a light or a tone at the precise time of point closure
- Can also be used as a continuity tester
- Requires 2 AA batteries to power tester (not included).
Specs
- Type: Ignition Timing
- Product Name: Tester
- Riding Style: Snow
- Units: Each
Frequently Asked Questions - PARTS UNLIMITED - LM4100 - Ignition Timing Tester
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.
