1966 Pontiac Catalina Automatic Transmission Parts

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Keep Your 1966 Pontiac Catalina in Top Shape with Quality Automatic Transmission Parts

Whether you’re repairing or upgrading your Automatic Transmission Part, using high-quality parts is key to keeping your 1966 Pontiac Catalina looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Bands, Transmission Bushings, and Transmission Dipsticks. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1966 Pontiac Catalina Automatic Transmission Part at Advance Auto Parts is around $51.12, with a range that starts at $11.79 and goes up to $132.99. With 9 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like ATP AT MODULATOR VALVE, JX-76, ATP AT MODULATOR VALVE, JX-66, and ATP Automatic Transmission Front Pump Bushing, CB-4 start at just $11.79 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Automatic Transmission Part, don’t forget to check out other key components like Torque Converter and Related Products and Transmission Cooler and Parts. At Advance Auto Parts, we’re here to help you keep your 1966 Pontiac Catalina in peak condition, inside and out.

Essential 1966 Pontiac Catalina Automatic Transmission Parts

ATP – ATP AT MODULATOR VALVE, JX-76 (Part No.JX-76)

ATP AT MODULATOR VALVE, JX-76

from

$51.99
ATP AT MODULATOR VALVE, JX-76. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP
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Pro-King – Pro-King Automatic Transmission Vacuum Modulator, MD-48 (Part No.MD-48)

Pro-King Automatic Transmission Vacuum Modulator, MD-48

from

$21.99
Fully adjustable vacuum modulator to maintain accurate shift points.
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B & M – B & M Modulator, 20234 (Part No.20234)

B & M Modulator, 20234

from

$51.99
The B&M vacuum modulator is fully adjustable and allows you to fine-tune your shift points and shift feel. This is done by turning the adjustment screw inside of the vacuum line connection for more or less diaphragm preload, thus raising or lowering part throttle shift points and line pressures. For GM TH350 and TH400 automatic transmissions.
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ATP – ATP AT MODULATOR VALVE, JX-66 (Part No.JX-66)

ATP AT MODULATOR VALVE, JX-66

from

$21.99
ATP AT MODULATOR VALVE, JX-66. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP
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B & M – B & M Kickdown Switch Kit For Th400 Transmission, 20297 (Part No.20297)

B & M Kickdown Switch Kit For Th400 Transmission, 20297

from

$103.99
When swapping the TH400 transmission into any vehicle, this kit makes installation of the transmission’s kickdown feature a snap. This switch mounts to either a TH700R4, TH200, TH200-R4 or TH350 throttle cable bracket.
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ATP – ATP Automatic Transmission Band (Front), JX-58 (Part No.JX-58)

ATP Automatic Transmission Band (Front), JX-58

from

$29.99
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – ATP Automatic Transmission Band (Intermediate), CX-32 (Part No.CX-32)

ATP Automatic Transmission Band (Intermediate), CX-32

from

$29.99
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – ATP Automatic Transmission Front Pump Bushing (Pump Body), CB-30 (Part No.CB-30)

ATP Automatic Transmission Front Pump Bushing (Pump Body), CB-30

from

$12.79
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – ATP Automatic Transmission Front Pump Bushing, CB-4 (Part No.CB-4)

ATP Automatic Transmission Front Pump Bushing, CB-4

from

$11.79
ATP Transmission Components are exact fit, no compromise replacement parts
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B & M – B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166 (Part No.22166)

B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166

from

$132.99
Dress up your street rod with this stainless steel braided dipstick featuring a billet aluminum knob with an o-ring for a leak proof seal. The dipstick fits GM TH400 automatic transmissions and mounts to the Bell housing. The handle has the B&M logo laser etched on the top showing everyone you appreciate quality.
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Mr. Gasket – "Mr. Gasket Chrome Automatic Transmission Dipstick & Tube – 27"" Length, 9764" (Part No.9764)

"Mr. Gasket Chrome Automatic Transmission Dipstick & Tube - 27"" Length, 9764"

from

$36.99
Includes dipstick with chromed steel handle and chromed steel dipstick tube with mounting tab. 27 inch long.
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ATP – ATP Automatic Transmission Clutch Plate, JC-57 (Part No.JC-57)

ATP Automatic Transmission Clutch Plate, JC-57

from

$13.79
ATP Transmission Components are exact fit, no compromise replacement parts
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ATP – ATP Automatic Transmission Clutch Plate, CC-22 (Part No.CC-22)

ATP Automatic Transmission Clutch Plate, CC-22

from

$26.49
ATP Transmission Components are exact fit, no compromise replacement parts
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Most Popular Transmission Band for 1966 Pontiac Catalinas

Enhance your 1966 Pontiac Catalina with this popular Transmission Band we have in stock, for $29.99.

ATP – ATP Automatic Transmission Band (Front), JX-58 (Part No.JX-58)

ATP Automatic Transmission Band (Front), JX-58

from

$29.99
ATP Transmission Components are exact fit, no compromise replacement parts
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Best-Selling 1966 Pontiac Catalina Transmission Bushing

Upgrade your Catalina with our best-selling Transmission Bushing.

ATP – ATP Automatic Transmission Front Pump Bushing, CB-4 (Part No.CB-4)

ATP Automatic Transmission Front Pump Bushing, CB-4

from

$11.79
ATP Transmission Components are exact fit, no compromise replacement parts
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Top-Quality Transmission Dipsticks for 1966 Pontiac Catalinas

Choose a high-quality OEM or aftermarket Transmission Dipstick for Pontiac Catalinas and enjoy top-notch performance from $132.99.

B & M – B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166 (Part No.22166)

B & M Aluminum Braided Dip Stick, Fits Th-400 Transmission, 22166

from

$132.99
Dress up your street rod with this stainless steel braided dipstick featuring a billet aluminum knob with an o-ring for a leak proof seal. The dipstick fits GM TH400 automatic transmissions and mounts to the Bell housing. The handle has the B&M logo laser etched on the top showing everyone you appreciate quality.
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Our Top Pick for a 1966 Pontiac Catalina Automatic Transmission Friction Disc

Invest in a durable Automatic Transmission Friction Disc for your 1966 Pontiac, knowing you’re getting trusted brands and expert craftsmanship.

ATP – ATP Automatic Transmission Clutch Plate, JC-57 (Part No.JC-57)

ATP Automatic Transmission Clutch Plate, JC-57

from

$13.79
ATP Transmission Components are exact fit, no compromise replacement parts
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Top-Rated Transmission Modulator Valves for 1966 Pontiac Catalinas

Make a smart move for your 1966 Pontiac Catalina with products all priced from $21.99 to $66.99.

B & M – B & M Modulator, 20234 (Part No.20234)

B & M Modulator, 20234

from

$51.99
The B&M vacuum modulator is fully adjustable and allows you to fine-tune your shift points and shift feel. This is done by turning the adjustment screw inside of the vacuum line connection for more or less diaphragm preload, thus raising or lowering part throttle shift points and line pressures. For GM TH350 and TH400 automatic transmissions.
See More

ATP – ATP AT MODULATOR VALVE, JX-76 (Part No.JX-76)

ATP AT MODULATOR VALVE, JX-76

from

$51.99
ATP AT MODULATOR VALVE, JX-76. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP
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ATP – ATP AT MODULATOR VALVE, JX-66 (Part No.JX-66)

ATP AT MODULATOR VALVE, JX-66

from

$21.99
ATP AT MODULATOR VALVE, JX-66. DRIVELINE – TRANSMISSION PARTS>TRANSMISSION PARTS>TRANSMISSION CONTROL MODULES>TRANSMISSION CONTROL MODULES from ATP
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Carquest Premium – Carquest Automatic Transmission Modulator Valve, VMC1051 (Part No.VMC1051)

Carquest Automatic Transmission Modulator Valve, VMC1051

from

$66.99
The transmission modulator valve is a vacuum operated mechanical device located on the transmission case. This valve will have a actuator rod extended into the transmission valve body inside the transmission which will control the flow of transmission fluid within the transmission to place the transmission in the most optimal forward gear selection.
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FAQs for 1966 Pontiac Catalina Automatic Transmission Parts

What are the best-selling Automatic Transmission Parts for 1966 Pontiac Catalinas?

Out of 9 Automatic Transmission Parts that fit 1966 Pontiac Catalinas, the following parts are the top sellers:

What’s the price range for 1966 Pontiac Catalina Automatic Transmission Parts?

The prices of Automatic Transmission Parts for the 1966 Pontiac Catalina range from $11.79 up to $132.99 for the most premium parts.

What is the average price of an Automatic Transmission Part for a 1966 Pontiac Catalina?

The average price for Automatic Transmission Parts for the 1966 Pontiac Catalina is $51.12. Keep in mind the variety of part types within our Automatic Transmission Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Automatic Transmission Parts for other Pontiac Catalina model years?

Yes, we carry Automatic Transmission Parts for 15 model years of Pontiac Catalinas between 1965 and 1981. The following model years are the most popular for Automatic Transmission Part purchases: 1981, 1980, 1979, 1978, 1977, 1976, 1975, 1974, and 1973.

What are the cheapest Automatic Transmission Parts for my 1966 Pontiac Catalina?

The cheapest 1966 Pontiac Catalina Automatic Transmission Parts we carry are:

Does Advance Auto Parts sell Automatic Transmission Parts for any other 1966 Pontiac models?

What are the top-rated Automatic Transmission Parts that fit the 1966 Pontiac Catalina?

The one 1966 Pontiac Catalina Automatic Transmission Part we have in stock is the ATP Automatic Transmission Front Pump Bushing, CB-4. It costs $11.79.

What types of Automatic Transmission Parts do you sell for my 1966 Pontiac Catalina?

As of 8/2/26, these are some of the most in-demand types of Automatic Transmission Parts for a 1966 Pontiac Catalina:

Can I get help with 1966 Pontiac Catalina Automatic Transmission Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Pontiac Automatic Transmission Parts and more.

What is your return policy for Pontiac Catalina Automatic Transmission Parts?

Advance Auto Parts keeps returns simple. For new Pontiac Catalina Automatic Transmission Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.