1958 Morris Minor Automatic Transmission Parts

Engine:
948cc L4

This page lists one automatic transmission part for the 1958 Morris Minor: a Fluid Pan Gasket from MAHLE / CLEVITE, matched to the 948cc L4 — the only engine offered in the 1958 Morris Minor.

On the 1958 Morris Minor, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.

Fluid Pan Gasket

Brand Part Number Markets Notes Buy
MAHLE / CLEVITE W38987
🇺🇸 US
Cork-RubberAutomatic Transmission Oil Pan Gasket
Fitment notes — MAHLE / CLEVITE W38987
Cork-RubberAutomatic Transmission Oil Pan Gasket
Borg Warner, Cruise-O-Matic ( LD, MD), Flash-O-Matic, Merc-O-Matic, 3-speed Transmissions with 14 Bolt Holes3 Speed
View on
Amazon

This table covers the gaskets that seal the Fluid Pan. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Buying Automatic Transmission Parts for a 1958 Morris Minor

On this vehicle, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.

  • Confirm you have the 948cc L4 engine — every part on this page is matched to it.
  • Read the notes on each row for position, trim and spec qualifiers before you order.
  • Where labor overlaps, replace the filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Fluid Pan Gasket .

Frequently Asked Questions

How many automatic transmission parts fit the 1958 Morris Minor?

This page lists one automatic transmission part for the 1958 Morris Minor: a Fluid Pan Gasket from MAHLE / CLEVITE, covering the 948cc L4 engine.

What are the signs of automatic transmission problems on a 1958 Morris Minor?

Common symptoms include delayed or harsh engagement, slipping under load, fluid that smells burnt, or shuddering at light throttle around 40 mph. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.

What should I replace at the same time?

Where labor overlaps, replace the filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.

What do the market flags (US, CA, MX) on each part mean?

They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1958 Morris Minor was originally sold in the US, the safest choice is a part marked for the US market.

How do I make sure a part fits my 1958 Morris Minor?

Every part on this page is matched to the 948cc L4 engine. Then use exactly the fluid specification in the notes — automatic transmissions are the least forgiving component on the vehicle about fluid choice. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 1958 Morris Minor

Automatic Transmission Parts for Other Morris Minor Years

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