Hello, I'm in the process of rebuilding a GX 390. I'm wondering if anyone can supply me with a PDF manual on this engine. I'm mainly needing torque specs. Thank you, David.
Hello, I'm in the process of rebuilding a GX 390. I'm wondering if anyone can supply me with a PDF manual on this engine. I'm mainly needing torque specs. Thank you, David.
There are no free / legal / download version of genuine Honda shop manuals. Honda sells paper versions on eBay, with free shipping and three years of updates; here' a link:
