The 1973 Am General FJ8 has 18 automatic transmission parts with verified fitment on this page — 5 part types and 4 brands, covering the 3.8L 232cid L6 engine. Each part includes a manufacturer part number and application notes.
On the 1973 Am General FJ8, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts. 13 parts of the 18 listed are Transmission Fluid Additive (7 parts), Extension Housing Seal (3 parts) and Fluid Pump Repair Sleeve (3 parts). The other 2 part types cover the remaining 5 parts.
The 1973 Am General FJ8 came with a single engine, the 3.8L 232cid L6, and every part is verified against it.
4 brands supply automatic transmission parts for the 1973 Am General FJ8, led by LUBEGARD (7 parts), WJB / INMOTION PARTS (5 parts) and NATIONAL (4 parts), plus 1 more brand.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1973 Am General FJ8. 2 parts have it, including LUBEGARD 19610 (Transmission Fluid Additive) and LUBEGARD 60902 (Transmission Fluid Additive). Each part number opens a page with every vehicle that part fits.
Extension Housing Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 7300S | 🇺🇸 US | Long Boot Style1.250 IN Width | View on Amazon |
| WJB / INMOTION PARTS | WS7300S | 🇺🇸 US | Long Boot Stylewith Chrysler A727 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS5206 | 🇺🇸 US | Width (In): 0.42099999999999999 In | View on Amazon |
This table covers the seals at the Extension Housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
3 Extension Housing Seal parts for the 1973 Am General FJ8 come from 2 brands — WJB / INMOTION PARTS and NATIONAL.
Listed part numbers: NATIONAL 7300S, WJB / INMOTION PARTS WS7300S and WJB / INMOTION PARTS WS5206.
Fluid Pump Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS88187 | 🇺🇸 US | Frontwith A727 Transmission Code | View on Amazon |
| NATIONAL | 99187 | 🇺🇸 US | with Chrysler A727 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS99187 | 🇺🇸 US | Frontwith Chrysler A727 Transmission | View on Amazon |
This table covers the precision wear sleeves used to restore a transmission pump seal surface.
3 Fluid Pump Repair Sleeve parts for the 1973 Am General FJ8 come from 3 brands — BCA, NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: BCA NS88187, NATIONAL 99187 and WJB / INMOTION PARTS WS99187.
Fluid Pump Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 331227H | 🇺🇸 US | Frontwith Chrysler A727 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS331227H | 🇺🇸 US | Frontwith Chrysler A727 Transmission | View on Amazon |
This table covers the seals at the Fluid Pump. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Fluid Pump Seal parts for the 1973 Am General FJ8 come from 2 brands — NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 331227H and WJB / INMOTION PARTS WS331227H.
Manual Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS8609 | 🇺🇸 US | with A727 Transmission CodeChrysler Transmission | View on Amazon |
| NATIONAL | 8609 | 🇺🇸 US | with Chrysler A727 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS8609 | 🇺🇸 US | with Chrysler A727 Transmission | View on Amazon |
This table covers the seals at the Manual Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
3 Manual Shaft Seal parts for the 1973 Am General FJ8 come from 3 brands — BCA, NATIONAL and WJB / INMOTION PARTS.
Part numbers include BCA NS8609, NATIONAL 8609 and WJB / INMOTION PARTS WS8609.
Transmission Fluid Additive
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LUBEGARD Popular | 19610 | 🇺🇸 US | Instant Shudder Fixx2 oz | View on Amazon |
| LUBEGARD Popular | 60902 | 🇺🇸 US | Automatic Transmission Fluid Protectant10 oz | View on Amazon |
| LUBEGARD | 63010 | 🇺🇸 US | Platinum Universal ATF Protectant10 oz | View on Amazon |
| LUBEGARD | 63016 | 🇺🇸 US | Platinum Universal ATF Protectant15 oz | View on Amazon |
| LUBEGARD | 98010 | 🇺🇸 US | Use with Original Equipment Manufacturer Recommended Automatic Transmission Fluid 2 Pack 10 Ounces Each or 32 oz. BottleHigh-Performance Original Equipment Manufacturer Fluid Alternative/Protectant | View on Amazon |
| LUBEGARD | 63032 | 🇺🇸 US | Platinum Universal ATF Protectant32 oz | View on Amazon |
| LUBEGARD | 19689 | 🇺🇸 US | Instant Shudder Fixx2 oz | View on Amazon |
This table covers the conditioners and additives used with this transmission fluid.
LUBEGARD supplies the 7 Transmission Fluid Additive parts for the 1973 Am General FJ8. LUBEGARD 19610 carries the "Popular" badge.
Part numbers include LUBEGARD 19610, LUBEGARD 60902 and LUBEGARD 63010, among others listed above.
Buying Automatic Transmission Parts for a 1973 Am General FJ8
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 3.8L 232cid L6 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: Transmission Fluid Additive and Extension Housing Seal .
Frequently Asked Questions
How many automatic transmission parts fit the 1973 Am General FJ8?
Our catalog currently lists 18 automatic transmission parts for the 1973 Am General FJ8 across 5 subcategories and 4 brands, covering the 3.8L 232cid L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of automatic transmission problems on a 1973 Am General FJ8?
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 1973 Am General FJ8 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 1973 Am General FJ8?
Every part on this page is matched to the 3.8L 232cid L6 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 1973 Am General FJ8
Automatic Transmission Parts for Other Am General FJ8 Years
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