# Z50 K0-78 Engine and clutch Parts

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- **Breadcrumbs:** [Home](https://tboltusa.com/store/index.md) > [TB Parts](https://tboltusa.com/store/tb-parts-c-68.md) > [Z50 K0-78](https://tboltusa.com/store/tb-parts-z50-k0-78-c-68_1063.md) > Z50 K0-78 Engine and clutch Parts
- **Web page:** [this page on tboltusa.com](https://tboltusa.com/store/z50-k0-78-z50-k0-78-engine-and-clutch-parts-c-68_1063_1071.html)
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- **Generated:** 2026-11-11 00:03 EST
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- **Your list:** To list everything you have looked at in one page, with current prices and stock, add ids to this address (comma separated, up to 20 of each): `https://tboltusa.com/store/seen.md?c=1071`

All prices are in US dollars (USD). Shipping and any tax are worked out at checkout.

Products are filed in categories. Most top categories split by bike or engine model; a product can be listed in more than one category.

## Next to this category

- [Z50 K0-78 Big Bore and stroker kits](https://tboltusa.com/store/z50-k0-78-z50-k0-78-big-bore-and-stroker-kits-c-68_1063_1070.md)
- [Z50 K0-78 Shifter Kicker throttle lever](https://tboltusa.com/store/z50-k0-78-z50-k0-78-shifter-kicker-throttle-lever-c-68_1063_1075.md)
- [Z50 K0-78 Carb Kits and parts](https://tboltusa.com/store/z50-k0-78-z50-k0-78-carb-kits-and-parts-c-68_1063_1072.md)
- [Z50 K0-78 Chassis parts](https://tboltusa.com/store/z50-k0-78-z50-k0-78-chassis-parts-c-68_1063_72.md)
- [Z50 K0-78 Electrical](https://tboltusa.com/store/z50-k0-78-z50-k0-78-electrical-c-68_1063_1073.md)
- [Z50 K0-78 Exhaust](https://tboltusa.com/store/z50-k0-78-z50-k0-78-exhaust-c-68_1063_1069.md)

## Products

Showing 1 to 24 of 26 products (page 1 of 2).

- [TBParts - 889 Piston Z50 K0-81 Standard Bore Replacement](https://tboltusa.com/store/tbparts-889-piston-z50-k0-81-standard-bore-replacement-p-4964.md): part number `TBW0889`; $22.99 USD; 2 left
- [TBParts - Heavy Duty Clutch Kit for 67T- CRF70 , XR70 , Z50 69-87 ,CT70 K0 and 91-94 Models](https://tboltusa.com/store/tbparts-heavy-duty-clutch-kit-for-67t-crf70-xr70-z50-69-87-ct70-k0-and-91-94-models-p-415.md): part number `TBW0971-KIT`; $99.98 USD; 4 left
- [TBParts - Manual Clutch kit for 69-87 Z50 CT70 SL70 XL70 CL70 ATC70](https://tboltusa.com/store/tbparts-manual-clutch-kit-for-69-87-z50-ct70-sl70-xl70-cl70-atc70-p-10836.md): part number `TBW0954`; $189.99 USD; 2 left
- [Honda - OEM Cam Chain Guide Roller Pin for Z50 CRF50 XR50](https://tboltusa.com/store/honda-oem-cam-chain-guide-roller-pin-for-z50-crf50-xr50-p-9032.md): part number `14615-035-010`; $3.08 USD; 3 left
- [TB Clutch Puller Honda 50/70](https://tboltusa.com/store/tb-clutch-puller-honda-5070-p-9602.md): part number `TBW1013`; $16.99 USD; 3 left
- [TBParts - 1011 Piston Z50 K0-81 0.5mm Oversized](https://tboltusa.com/store/tbparts-1011-piston-z50-k0-81-05mm-oversized-p-5172.md): part number `TBW1011`; $21.99 USD; 1 left
- [TBParts - 50cc Gasket Set Z50 CRF50 XR50 & Pit bikes](https://tboltusa.com/store/tbparts-50cc-gasket-set-z50-crf50-xr50-pit-bikes-p-2349.md): part number `TBW0216`; $13.99 USD; 3 left
- [TBParts - Allen Bolt kit Z50 CRF50 XR50 CRF70 CT70 & Pit bikes](https://tboltusa.com/store/tbparts-allen-bolt-kit-z50-crf50-xr50-crf70-ct70-pit-bikes-p-299.md): part number `TBW0232`; $16.99 USD; 2 left
- [TBParts - Billet Black Dipstick Z50 CRF50 XR50 CRF70 CT70 & Pit bikes](https://tboltusa.com/store/tbparts-billet-black-dipstick-z50-crf50-xr50-crf70-ct70-pit-bikes-p-2195.md): part number `TBW0671`; $18.99 USD; 4 left
- [TBParts - Billet Black Tappet covers Z50 CRF50 XR50 CRF70 CT70 & Pit bikes](https://tboltusa.com/store/tbparts-billet-black-tappet-covers-z50-crf50-xr50-crf70-ct70-pit-bikes-p-2197.md): part number `TBW0673`; $26.99 USD; 1 left
- [TBParts - Billet Cover Set in Black for Honda 50/70](https://tboltusa.com/store/tbparts-billet-cover-set-in-black-for-honda-5070-p-10895.md): part number `TBW1326`; $70.99 USD; 1 left
- [TBParts - Billet Cover Set in Red for Honda 50/70](https://tboltusa.com/store/tbparts-billet-cover-set-in-red-for-honda-5070-p-10896.md): part number `TBW1327`; $70.99 USD; 2 left
- [TBParts - Billet Red Dipstick Z50 CRF50 XR50 CRF70 CT70 & Pit bikes](https://tboltusa.com/store/tbparts-billet-red-dipstick-z50-crf50-xr50-crf70-ct70-pit-bikes-p-2194.md): part number `TBW0670`; $18.99 USD; 3 left
- [TBParts - Cam Timing Chain for Honda Z/CRF/XR50 CT70 82 Link](https://tboltusa.com/store/tbparts-cam-timing-chain-for-honda-zcrfxr50-ct70-82-link-p-2065.md): part number `TBW1824`; $18.99 USD; 3 left
- [TBParts - Cam Timing Chain kit with Rollers for Honda Z/CRF/XR50 CT70 82 Link](https://tboltusa.com/store/tbparts-cam-timing-chain-kit-with-rollers-for-honda-zcrfxr50-ct70-82-link-p-12404.md): part number `TBW9360`; $27.99 USD; 3 left
- [TBParts - High Volume Oil Pump CT70 Z50 ATC70 TRX70 SL/XL70 Vintage](https://tboltusa.com/store/tbparts-high-volume-oil-pump-ct70-z50-atc70-trx70-slxl70-vintage-p-1380.md): part number `TBW0225-6V`; $33.99 USD; 2 left
- [TBParts - Honda 50/70 Chain Roller Guide Kit](https://tboltusa.com/store/tbparts-honda-5070-chain-roller-guide-kit-p-2030.md): part number `TBW1006`; $13.99 USD; 3 left
- [TBParts - Honda 50/70 engine case screws set (OEM style)](https://tboltusa.com/store/tbparts-honda-5070-engine-case-screws-set-oem-style-p-1355.md): part number `TBW0820`; $12.99 USD; 5 left
- [TBParts - Honda 50/70 Kickstarter Shaft](https://tboltusa.com/store/tbparts-honda-5070-kickstarter-shaft-p-5510.md): part number `TBW1005`; $18.99 USD; 1 left
- [TBParts - Magnetic Oil Drain Bolt - XR50 CRF50 CRF70 KLX110 & Pit Bikes](https://tboltusa.com/store/tbparts-magnetic-oil-drain-bolt-xr50-crf50-crf70-klx110-pit-bikes-p-271.md): part number `TBW0341`; $6.99 USD; in stock
- [TBParts - Manual Clutch Gasket](https://tboltusa.com/store/tbparts-manual-clutch-gasket-p-9549.md): part number `TBW0812`; $2.99 USD; in stock
- [TBParts - Manual Clutch KIT REPLACEMENT disks - Z50 CRF50 XR50 & Pit bikes](https://tboltusa.com/store/tbparts-manual-clutch-kit-replacement-disks-z50-crf50-xr50-pit-bikes-p-284.md): part number `TBW0302`; $18.99 USD; 1 left
- [TBparts - Oil Seal Kit Z50 CRF50 XR50 CT70 & Pit bikes](https://tboltusa.com/store/tbparts-oil-seal-kit-z50-crf50-xr50-ct70-pit-bikes-p-964.md): part number `TBW0291`; $10.99 USD; 5 left
- [TBparts - Replacment Clutch Kit for Honda 50 and 70 Semi-Auto](https://tboltusa.com/store/tbparts-replacment-clutch-kit-for-honda-50-and-70-semi-auto-p-2796.md): part number `TBW1907`; $24.95 USD; 5 left

Stock: "in stock" = 9 or more, a number = that many left, "out of stock" = cannot be ordered now. "options" = choose options on the product page before it can go in the cart. Product links go to the markdown copy; for the web page change the ending .md to .html.

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