Honda Monkey 50 Z50J, 75cc Kitaco engine, Over Racing carbon titanium exhaust
ホンダモンキー50(Z50J)

Honda Monkey Z50J with engine modifications. The original 50cc engine has been replaced with a 75cc Kitaco unit fitted with high-lift cam and high-compression piston. Carburetor is a Keihin PC20. Engine oil does not leak. Exhaust is an Over Racing carbon and titanium system. Mileage shown is from the engine rebuild onward; total original mileage unknown. No-claim, no-return sale. Buyer must arrange transport pickup or land freight.
Seller notes scratches and dirt present; see photos for details. Condition reflects used status.
Ships from Saitama, Japan, to our Osaka warehouse and on to Pomona.
Current Bid
1 bid
$950
¥150,000
The bid is in yen and the dollar figure converts at today’s rate. This is the item alone; the all-in landed price is in the quote below.
Oct 4, 2026, 8:03 AM PDT
| Item price, at the current bid | $950¥150,000 |
| Export co. commission & import tax | $313¥49,500 |
| Japan & U.S. paperwork fee | $190¥30,000 |
| Shipping to our Osaka warehouse | $285¥45,000 |
| Ocean Freight to California | $450 |
All-in pickup (Pomona, CA), at the current bid
U.S. domestic shipping not included
$2,189

