HONDA MUFFLER EXHAUST MOUNT HEAD STUD BOLTS XR400 R CRF250 R 250 X CRF 450 R X
Aug 11, 2024
Factory
I didn’t end up using them but they’re factory so their first class.
Permatex 80036 Valve Grinding Compound
Aug 11, 2024
Duh
Of course it works. It’s Pirmatex
Head Intake & Exhaust Valves Seals Springs Kit For Honda XR400 XR 400R 1996-2004
Aug 11, 2024
Valve me up Scotty!
So far so good. They ground nicely to my valve seats. I didn’t bother to check if everything was still in spec afterwards, but it’s starting in one kick… They will probably out last the rest of this old 99XR