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GM Turbo 350 Stock Capacity Transmission Pan

PML

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$300.00 - $380.00
SKU:
PMLI-TPASM9589-0620
Availability:
Usually ships in 2-7 business days
Year:
1967 and up
Make:
GM / Chevrolet /Olds / Buick
Model:
TH350 Trans / etc. (See Description)
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Product Overview

Pan includes magnetic drain plug and mounting hardware.
Price varies with finish.

Volume: stock capacity

Dimensions: Click here for dimensions. 

Although this pan is stock capacity, it is still larger than the stock pan. Always check your vehicle for clearance before ordering.

Number of Bolts: 13

PML designed this stock capacity transmission pan for the GM TH350 (Turbo–Hydramatic 350) transmission.

Benefits:

  • Drain hole and magnetic drain plug for easy fluid changes
  • Finned for cooling
  • Heavy duty sand cast aluminum construction
  • 1/2 inch deeper than stock for vehicles with little ground clearance or skid plates
  • Machined flat gasket sealing surface
  • Can optionally be machined for a temperture sending unit

PML also makes an extra capacity version of this pan. The extra capacity TH350 pan, PML part number 9684, does not have external bosses that may interfere with the drive shaft on some vehicles.

Applications:

TheTH350 transmission was first available in 1969 after joint development by Buick and Chevrolet. It continued in production in the 1980s. The TH350 transmission is called Turbo 350 in the racing field and is formally called THM350 for Turbo–Hydra–matic 350.

The TH350 transmission is found in GM (Chevy, Cadillac, Olds, Buick) vehicles as well as retrofitted Jeeps and other cars and trucks. For example, this transmission was originally on 1967 to 1972 El Caminos, Blazers, and C/K 20 trucks and Suburbans.

Always check your vehicle to verify transmission and clearance. This PML pan will fit the Turbo 350 transmission, but it is larger than stock. Make sure to check for clearance with the drive shaft and bosses on the passenger side of the pan.

Included with Pan

PML Transmission Pan for 
TH350, stock capacity drain hole   Click on image to view larger.

This PML transmission pan ships with new mounting bolts and a magnetic drain plug.

Drain

The drain hole is on the passenger side of the PML transmission pan. A magnetic drain plug is included with the pan.

PML Transmission Pan for 
TH350, stock capacity drain hole   Click on image to view larger.

Filter

This PML pan works with the stock filter.

The filter bolts on to the valve body so no filter supports or extensions are needed.

Gasket

PML recommends a cork or cork composite gasket with this transmission pan. There are many available. For example, this cork/rubber composite gasket is Mahle Part Number 39348 and was purchased on Amazon.

Turbo 350 cork composite gasket   Mahle Turbo 350 gasket info
Click on image to view larger.

Optional Temperature Sending Unit Machining

Optionally, PML can drill and tap a 1/8 NPT hole for a temperature sending unit. This would be for an aftermarket temperature gage. There is a custom machining charge.

There is a boss (thick area) on the passenger side of the pan for this.

Select the option before adding pan to cart. A plug for the hole is included. The standard size is 1/8 NPT. Check your aftermarket gage to verify the thread specifications for the sending unit before ordering. Call or email if you need a different size.

PML Transmission Pan Compared to Stock

PML Transmission Pan Part Numbers 9589 and 9684 compared to stock   PML Transmission Pan Part Number 9589, compared to stock, top view
Click on image to view larger in a new tab or window.

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