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  • 1976-78 Honda CB750 Piston Ring Set ~ Standard Size
Honda CB750 standard piston ring set 13011-392-004
SKU 05-7300 — approved OEM fiche location reference (REM20261028-0038)
Standard-size piston ring set — Front three-quarter
Standard-size piston ring set — Top
Standard-size piston ring set — Underside
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60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
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Honda CB750 standard piston ring set 13011-392-004

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Load image into Gallery viewer, Honda CB750 standard piston ring set 13011-392-004
Load image into Gallery viewer, SKU 05-7300 — approved OEM fiche location reference (REM20261028-0038)
Load image into Gallery viewer, Standard-size piston ring set — Front three-quarter
Load image into Gallery viewer, Standard-size piston ring set — Top
Load image into Gallery viewer, Standard-size piston ring set — Underside
5.0 ( 1 review)

1976-78 Honda CB750 Piston Ring Set ~ Standard Size

05-7300
$23.45 USD
In stock Usually ships the same or next business day
Check model fitment View fitment
Questions about this part? Contact us 4.8/5 1,347 store reviews
Secure checkoutProtected payment
60-day returnsEligible unused parts Free ground shippingUSA & Canada over $50
Browse all parts

1 product reviews

1976-78 Honda CB750 Piston Ring Set ~ Standard Size

1976-78 Honda CB750 Piston Ring Set ~ Standard Size
$23.45 USD
Description

Refresh the top end on your late-'70s CB750 with this Standard Size Piston Ring Set, Japanese made to superior quality and replacing OEM Ref. #13011-392-004. Designed for the 1977-78 CB750K, 1977 CB750F Supersport, 1976-78 CB750A Hondamatic, and 1976 CB750F Supersport (with engine serial numbers above #2551568, check your serial before ordering for 1976F).

Note: this set includes rings for one piston. 4 sets needed to rebuild all pistons.

Key Features
• Standard size piston ring set
• Replaces OEM #13011-392-004
• Japanese made, superior quality
• One piston per set (4 sets for full rebuild)
• Honda part name: Ring Set, Piston (Std) (Riken)
• Interchangeable with Honda 13011-392-005

Fitment / Compatibility
• Honda CB750K (1977‑78)
• CB750F (1977) Supersport
• CB750A (1976‑78) Hondamatic
• CB750F (1976) Supersport, engine serial above #2551568

Part Number: 05-7300

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Check the listed model and year, then read any fitment notes in the description.

Make Model Year
Honda CB750A Hondamatic 1976
Honda CB750K 1977
Honda CB750F 1977
Honda CB750A 1977
Honda CB750K 1978
Honda CB750A 1978

Free ground shipping over $50

To the USA & Canada. In-stock orders usually ship from our own warehouse the same or next business day.

Estimated ground delivery after your order ships
DestinationDelivery time
USA4–7 business days
Canada2–6 business days

Ground shipping includes tracking, emailed when your order ships. Need it sooner? Express options are available at checkout.

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60-day returns on eligible parts

No restocking fees. Eligible parts must be unused, uninstalled, unaltered and complete. The 60-day window starts when your order is delivered.

Electrical parts are excluded from standard returns. Check return eligibility.

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Other shipping options

Canada Post Economy: Available at checkout for select small items. Allow 1–3 weeks for delivery. No tracking or insurance is included.

Outside the USA & Canada: Delivery times vary by destination and shipping method. Buyers are responsible for applicable duties, taxes and import fees. We cannot mark orders as gifts.

Frequently Asked Questions

How many standard late-SOHC CB750 piston-ring sets are included and required?

One Japanese-made standard-size ring set replacing Honda OEM 13011-392-004 services one piston. Four sets are required to re-ring all four pistons.

Which 1976 Honda CB750F engines use ring set 13011-392-004?

It fits 1976 CB750F engines above serial number 2551568, plus the listed 1977-1978 CB750K, 1977 CB750F and 1976-1978 CB750A applications. Check the stamped engine number on a 1976 CB750F.

Can standard-size rings be installed without measuring the cylinders?

No. Measure bore diameter, taper and out-of-round, inspect the piston grooves and check installed ring end gap to the Honda specification before assembly.

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