One New Aftermarket Replacement Wiring Harness (Main Engine Harness) that Fits Allis Chalmers Tractor Models: B, C, CA Part Number: R4765. Only the 48 contiguous States in the U. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Other Heavy Equipment Parts & Accessories". The seller is "stevenslake" and is located in this country: US. This item can be shipped worldwide.