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1979 Honda CB650 Engine Parts

Plan engine work around the part of your 1979 CB650 you are opening. Routine oil service, cover leaks and a cylinder rebuild call for different orders. Match the gasket location and count one-piston ring sets carefully before purchasing.

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Honda CB650 engine oil seal kit made in japan

1979 Honda CB650 Engine Oil Seal Kit

$34.95 USD
01-9004
1979 Honda CB650 Motorcycle Parts Honda CB Engine Gaskets, Oil Seals & Hardware Honda CB Engine Parts Honda CB650 Motorcycle Parts (1979–1982) Honda CB650 Motorcycle Parts by Model & Year Series 5: CB650 (79-82)
Service your 1979 CB650 with this 7-piece Engine Oil Seal Kit, made in Japan to superior OEM quality. Specifically matched to the first-year CB650,...
Honda CB650 silent cam chain 412 x 112 14401-426-024

Honda CB650 Silent Cam Chain 412 x 112 ~ Replaces 14401-426-024

$84.95 USD
01-0223
1979 Honda CB650 Motorcycle Parts 1980 Honda CB650 Motorcycle Parts 1980 Honda CB650C Custom Motorcycle Parts 1981 Honda CB650 Motorcycle Parts 1981 Honda CB650C Custom Motorcycle Parts 1982 Honda CB650 Motorcycle Parts 1982 Honda CB650SC Nighthawk Motorcycle Parts Honda CB Cam Chains, Guides & Tensioners Honda CB Engine Parts Honda CB650 Motorcycle Parts (1979–1982) Honda CB650 Motorcycle Parts by Model & Year Honda CB650C Custom Motorcycle Parts (1980–1981) Honda CB650SC Nighthawk Motorcycle Parts (1982–1985) Series 5: CB650 (79-82)
Refresh the valvetrain on your CB650 with this Silent Cam Chain, 412 x 112 links. A direct replacement for original OEM chain #14401-426-024 across...
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1979 Honda CB650 · Engine Parts Buying guide

Build an engine order around the repair

An oil change needs a filter and the correct housing pieces. Deeper work introduces measured clearances, individual gasket locations and separate cam-chain and primary-chain applications.

Parts to consider

Honda CB Oil Filter ~ Replaces 15410-426-010 Paper oil filterStock-type paper element; housing O-rings, spring and washer are separate service parts.View part 1979-82 Honda CB650 / CB650C / CB650SC Valve Cover Gasket ~ Replaces 12391-460-770 Valve-cover gasketCylinder-cover gasket for the CB650; reference 12391-460-770.View part 1979-82 Honda CB650 / CB650C / CB650SC Piston Ring Set (Standard Size) ~ Replaces 13011-426-004 Standard piston ring setRings for one piston. Four sets are required to renew all four pistons.View part

Related parts: CB650 silent cam chain · 50-link primary chain

Start with the opened joints

Choose individual cover gaskets when the job is limited to an accessible joint. Valve-cover, cylinder-head and cylinder-base gaskets seal different locations. Match the joints your repair will open before adding a broader gasket set, and verify its contents against that repair list.

Count internal parts carefully

The standard ring set covers one piston, so a four-piston job requires four sets. The linked silent cam chain is 412 × 112 links. Use the service manual for inspection limits and assembly procedures rather than choosing internal parts solely from symptoms.

Buying questions

Does one ring set cover the whole engine?

No. Each standard-size set covers one piston. Order four sets for all four pistons only after confirming that the measured bores and pistons require standard-size rings.

Which gasket should I choose for a cover leak?

Identify the leaking cover and match its gasket. A valve-cover gasket, head gasket and cylinder-base gasket seal different joints, so select the part for the actual repair rather than a similarly named product.

Which oil filter suits the original housing?

The paper element is intended for the stock-type housing. A spin-on conversion changes that arrangement, so inspect what is already installed before buying an element or housing hardware.

Not sure which part you need?

Send your model and year, plus photos of your existing part and any changes to the original setup.

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