1976 Excalibur Phaeton Automatic Transmission Parts

Engine:
7.4L 454cid V8

47 Automatic transmission parts are listed for the 1976 Excalibur Phaeton, in 17 part types, covering the 7.4L 454cid V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.

The automatic transmission on the 1976 Excalibur Phaeton covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts. The largest groups are Extension Housing Seal (5 parts), Fluid Pan Gasket (5 parts) and Governor / Modulator (5 parts). The other 14 part types cover the remaining 32 parts.

Band

Brand Part Number Markets Notes Buy
ATP JX58
🇺🇸 US
Front
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ATP JX60
🇺🇸 US
Reverse
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PIONEER 767043
🇺🇸 US
Front
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PIONEER 767017
🇺🇸 US
Reverse
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This table covers the apply bands inside the automatic transmission.

Bushing Kit

Brand Part Number Markets Notes Buy
DURA-BOND TK54
🇺🇸 US
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DURA-BOND TK54HP
🇺🇸 US
High Performance Kit
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This table covers the Bushing kits.

Center Support Bushing

Brand Part Number Markets Notes Buy
DURA-BOND 02101
🇺🇸 US
Center Support
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This table covers the Center Support bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.

Dipstick / Fluid Filler Tube Seal

Brand Part Number Markets Notes Buy
ATP JO16
🇺🇸 US
Intake Filler Tube To CaseElectrical Connector
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PIONEER 762008
🇺🇸 US
Intake Filler Tube To CaseElectrical Connector
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This table covers the seals at the Dipstick / Fluid Filler Tube. 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.

Extension Housing Seal

Brand Part Number Markets Notes Buy
NATIONAL Popular 9449
🇺🇸 US
General Motors trans.
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BCA NS9449
🇺🇸 US
External Markings: 1.890 X 2.700 X 0.582
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SCHAEFFLER SS2960
🇺🇸 US
Type of construction: FmsaMetal, Spring, Auxiliary Lip
Fitment notes — SCHAEFFLER SS2960
Type of construction: FmsaMetal, Spring, Auxiliary Lip
with 1.886 In Shaft
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WJB / INMOTION PARTS WS9449
🇺🇸 US
Width (In): 0.58199999999999996 In
Fitment notes — WJB / INMOTION PARTS WS9449
Width (In): 0.58199999999999996 In
General Motors trans.THM400 Transmission
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WJB / INMOTION PARTS WS5208
🇺🇸 US
Material: NitrileWidth (In): 1 in
Fitment notes — WJB / INMOTION PARTS WS5208
Material: NitrileWidth (In): 1 in
General Motors trans.with Extension Housing Diameter 1.9945 INTHM400 Transmission
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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.

Filter

Economy

Brand Part Number Markets Notes Buy
ATP TF29
🇺🇸 US
OE Replacement
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VARIOUS MFR PT220
🇺🇸 US
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Standard Replacement

Brand Part Number Markets Notes Buy
ATP B29
🇺🇸 US
Includes: (1) Gasket, (1) ScreenPremium Replacement
Fitment notes — ATP B29
Includes: (1) Gasket, (1) ScreenPremium ReplacementDacron media filterWith 3rd Hand Gasket
25"
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PIONEER 745041
🇺🇸 US
Includes (1) Gasket, (1) Screen
Fitment notes — PIONEER 745041
Includes (1) Gasket, (1) Screen
Media: Dacron Media filterLength: 11.8125"
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This table covers the replacement filters for this application — the table heading and notes say which circuit. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for.

Fluid Pan Gasket

Brand Part Number Markets Notes Buy
FEL-PRO Popular TOS18621
🇺🇸 US
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MAHLE / CLEVITE W39341
🇺🇸 US
Cork-RubberAutomatic Transmission Oil Pan Gasket
Fitment notes — MAHLE / CLEVITE W39341
Cork-RubberAutomatic Transmission Oil Pan Gasket
with 13 Bolt Holes
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MAHLE / CLEVITE W39341TC
🇺🇸 US
Cork with Metal CarrierAutomatic Transmission Oil Pan Gasket
Fitment notes — MAHLE / CLEVITE W39341TC
Cork with Metal CarrierAutomatic Transmission Oil Pan Gasket
with 13 Bolt Holes
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VICTOR REINZ 711493800
🇺🇸 US
13 Bolt
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VICTOR REINZ 711989300
🇺🇸 US
Enhanced Design
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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.

Fluid Pump Bushing

Brand Part Number Markets Notes Buy
DURA-BOND 44034
🇺🇸 US
Pump body
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DURA-BOND 44034TG
🇺🇸 US
Dry Film Lubricated
Fitment notes — DURA-BOND 44034TG
Dry Film Lubricated
Pump BodyDry Film Lubricant
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This table covers the Fluid Pump bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.

Fluid Pump Repair Sleeve

Brand Part Number Markets Notes Buy
BCA NS88187
🇺🇸 US
Frontwith THM400 Transmission Code
Fitment notes — BCA NS88187
Frontwith THM400 Transmission CodeGeneral Motors Transmission
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NATIONAL 99187
🇺🇸 US
General Motors trans.
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WJB / INMOTION PARTS WS99187
🇺🇸 US
FrontGeneral Motors trans.
Fitment notes — WJB / INMOTION PARTS WS99187
FrontGeneral Motors trans.THM400 Transmission
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This table covers the precision wear sleeves used to restore a transmission pump seal surface.

Fluid Pump Seal

Brand Part Number Markets Notes Buy
BCA NS6712NA
🇺🇸 US
Front
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NATIONAL 6712NA
🇺🇸 US
FrontGeneral Motors trans.
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WJB / INMOTION PARTS WS6712NA
🇺🇸 US
FrontGeneral Motors trans.
Fitment notes — WJB / INMOTION PARTS WS6712NA
FrontGeneral Motors trans.THM400 Transmission
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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.

Governor / Modulator

Brand Part Number Markets Notes Buy
ATP Popular JX76
🇺🇸 US
Adjustable 12-19.5 - EDA 2.48 - Black/Red - with EGR
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PIONEER 747024
🇺🇸 US
Adjustable 12-19.5EDA 2.48
Fitment notes — PIONEER 747024
Adjustable 12-19.5EDA 2.48Black/Redwith EGR
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ROSTRA 510017
🇺🇸 US
Dual Red Stripe Modulator
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ROSTRA 510020
🇺🇸 US
ModulatorBlack & Red Stripe
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ROSTRA 510062
🇺🇸 US
Single Red StripeAdjustable Modulator
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This table covers the governors and modulators that control transmission shift pressure.

Kickdown Solenoid

Brand Part Number Markets Notes Buy
ROSTRA 520604
🇺🇸 US
View on
Amazon

This table covers the Kickdown solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid.

Manual Shaft Seal

Brand Part Number Markets Notes Buy
BCA NS8792S
🇺🇸 US
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NATIONAL 8792S
🇺🇸 US
General Motors trans.
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WJB / INMOTION PARTS WS8792S
🇺🇸 US
General Motors trans.THM400 Transmission
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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.

Output Shaft Bushing

Brand Part Number Markets Notes Buy
DURA-BOND 8624988
🇺🇸 US
Output Shaft (Narrow)
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This table covers the Output Shaft bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.

Output Shaft Seal

Brand Part Number Markets Notes Buy
SCHAEFFLER SS2962
🇺🇸 US
Seal KitType of Construction: FM
Fitment notes — SCHAEFFLER SS2962
Seal KitType of Construction: FMMetal
with 1.886 In Shaft
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This table covers the seals at the Output 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.

Rebuild Kit

Deluxe Kit (Master Kit + Filter, Band & Common Bushings)

Brand Part Number Markets Notes Buy
PIONEER 753024
🇺🇸 US
Includes: All paper gaskets, Pan gasket, Rubber O rings, Rubber Lip seals, metal clad seals, sealing rings, Friction Clutch plates, Steel Clutch Plates, Filter, Front & Rear Bushings, 2 Bands,and Modulator.PLUS Kit
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Master Kit (Overhaul Kit + Friction & Steel Clutch Plates)

Brand Part Number Markets Notes Buy
ATP JMS9
🇺🇸 US
Includes: All paper gaskets, Pan gasket, Rubber O rings, Rubber Lip seals, metal clad seals, sealing rings, Friction Clutch plates, Steel Clutch Plates, Filter, Front & Rear Bushings, 2 Bands,and Modulator.PLUS Kit
Fitment notes — ATP JMS9
Includes: All paper gaskets, Pan gasket, Rubber O rings, Rubber Lip seals, metal clad seals, sealing rings, Friction Clutch plates, Steel Clutch Plates, Filter, Front & Rear Bushings, 2 Bands,and Modulator.PLUS KitContains Friction and Steel Clutch Plates, Gaskets, Seals, O'Rings, Sealing Rings, PLUS Oil Filter, Vacuum Modulator, Front Pump Bushing, and Extension Housing Bushing
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Overhaul Kit (Gaskets, Seals, O-Rings & Sealing Rings)

Brand Part Number Markets Notes Buy
TRANSTEC 81000348
🇺🇸 US 🇨🇦 CA
without PistonsDuraprene Pan Gasket
Fitment notes — TRANSTEC 81000348
without PistonsDuraprene Pan Gasket
BaseTH400, 375, 475 (3L80)3 Speed
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This table covers the rebuild kits for this assembly.

Shift Shaft Seal

Brand Part Number Markets Notes Buy
ACDELCO 8792S
🇺🇸 US 🇨🇦 CA
Gold
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SCHAEFFLER SS2114
🇺🇸 US
4.75 mm WidthNitrile
Fitment notes — SCHAEFFLER SS2114
4.75 mm WidthNitrile12.7 mm Shaft Diameter
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This table covers the seals at the Shift 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.

Buying Automatic Transmission Parts for a 1976 Excalibur Phaeton

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 7.4L 454cid V8 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: Extension Housing Seal and Fluid Pan Gasket .

Frequently Asked Questions

How many automatic transmission parts fit the 1976 Excalibur Phaeton?

Our catalog currently lists 47 automatic transmission parts for the 1976 Excalibur Phaeton across 17 subcategories and 14 brands, covering the 7.4L 454cid V8 engine. Each part is matched to the engine(s) it fits.

What are the signs of automatic transmission problems on a 1976 Excalibur Phaeton?

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 1976 Excalibur Phaeton 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 1976 Excalibur Phaeton?

Every part on this page is matched to the 7.4L 454cid V8 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 1976 Excalibur Phaeton

Automatic Transmission Parts for Other Excalibur Phaeton Years

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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.