Engines and Components› Crankshafts and Components
Hot Rods
Hot Rods 99-04 Honda TRX 400 EX 400cc Bottom End Kit
SKU: H063 CBK0163
Advanced — 4+ hours
Description
Part #: CBK0163
Everything needed to rebuild the bottom end in one convenient box. The Bottom End Kits include the crankshaft, main bearing and seal kit, as well as the complete top and bottom end gasket kit with seals.
MIA's Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Hot Rods |
| Part Number | H063 CBK0163 |
Videos
The New Wiseco Crank Is Installed...Will It Run?! (Honda 400ex Build)
I Bought a NEW Wiseco Crank For My Honda 400ex...How Long Will It Last?
Honda 400EX Engine Reassembly
2001 Honda TRX 400EX FourTrax - Sportrax - Walk around - Start up -
How To Replace the Clutch on a Honda TRX400EX
Why the Honda 400ex is Still Relevant | Iconic ATV Analysis | Better Choice than 450cc Race Quad?
What to look for when you buy a used Honda 400ex. DON'T GET SCREWED!!!
The Honda 400EX has Returned
ATV Chain Replacement | Honda 400EX | Partzilla.com
Honda TRX400EX Top End Rebuild | Part 3: Assembly Continued
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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