Ignition Module, Stable Performance Metal Long Life Professional 811637001 for V6 V8 Engines.

1. Application: The ignition module is a replacement for Mercruiser and OMC 4-cylinder V6 and V8 engines with distributors but without a Delco switch. 2. OE Number: 811637001, 811637T, 18-5107-1, and 3854003 are reference part numbers. Double-check the part number of your item. 3. Robust Metal Construction: Made of high-hardness metal, the ignition unit is wear-resistant, shock-resistant, and not easily broken. 4. Original Standard: The ignition module unit is designed to meet or exceed OEM specifications and is dedicated to the specific car model. 5. Ideal Replacement: Professionally manufactured, high-performance, and highly reliable, it meets your rebuild, repair, and maintenance needs. Specifications: Item Type: Ignition Module Material: Metal. OE: 811637001, 811637T, 18-5107-1, 3854003. Fitment: Replacement for Mercruiser, replacement for OMC 4-cylinder V6 V8 engines with distributors without a Delco switch. Package Contents: 1 x Ignition Module. Note: 1. Double-check your item's part number; the matching information is for reference only. 2. If you are unsure about the item, please contact us before purchasing to avoid unnecessary returns. Thank you!