1978 Pontiac Grand Lemans Automatic Transmission Parts

Essential 1978 Pontiac Grand Lemans Automatic Transmission Parts

ATP – ATP Automatic Transmission Control Solenoid (Lock-Up) (Part No.CE-1)

ATP Automatic Transmission Control Solenoid (Lock-Up)

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$61.99
ATP Automatic Transmission Control Solenoid (Lock-Up)

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

AT MODULATOR VALVE

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$48.99
AT MODULATOR VALVE

Pro-King – Automatic Transmission Vacuum Modulator (Part No.MD-28)

Automatic Transmission Vacuum Modulator

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$33.49
Fully adjustable vacuum modulator to maintain accurate shift points.

Product Features:
  • Meets or exceeds OE fit, form and function
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B & M – Modulator (Part No.20234)

Modulator

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$43.99
B&M’s vacuum modulator is fully adjustable, this allows you to tailor your shift points to within a range of 2-4 mph. Comes preadjusted for normal shift points. For TH350 and TH400.

Product Features:
  • Fully Adjustable
  • Allows You To Tailor Shift Points
  • Comes Supplied Pre-Adjusted
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B & M – Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission (Part No.20248)

Governor Recalibration Kit For TH-700R4, TH-400 and TH-350 Transmission

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$109.99
This kit allows you to adjust the shift points of your transmission after it is installed in your vehicle. The Governor Recalibration Kit is very useful if you have a vehicle that is very light; has a low rear-end gear ratio.

Product Features:
  • Adjust Shift Points Of Transmission
  • Useful For Light Vehicles
  • For Low Rear End Gear Ratio
  • Or Useful If It Is Conversion
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Pro-King – Automatic Transmission Solenoid (Part No.52-0210)

Automatic Transmission Solenoid

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$34.99
Pro-King is the leading supplier of transmission and driveline products in the aftermarket. All products are designed to meet or exceed OE quality, form, fit and funtion.

Product Features:
  • Quick Link Connector
  • Anti-Clogging Design
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Edelbrock – Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions (Part No.8026)

Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions

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$18.99
Product Features:
  • Edelbrock Part # 8026 GM Transmission adapter is for use with 2004R, 700R4, 4L60 transmissions.
  • This kit relocates the pin position on an Edelbrock Carburetor when hooking up to a throttle valve style transmission (700R4, 2004R, 4L60).
  • The pin location is critical as the TV controls line pressure, shift points, shift firmness, and part throttle downshifts.
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ATP – Automatic Transmission Detent Cable (Part No.Y-225)

Automatic Transmission Detent Cable

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$25.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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ATP – Automatic Transmission Universal Detent Cable 28 to 48 inches (Part No.Y-754)

Automatic Transmission Universal Detent Cable 28 to 48 inches

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$45.99
ATP Universal Fit Detent Cables are designed to cover many applications and are no compromise replacement parts

Product Features:
  • Includes brackets, grommets, etc to match original
  • Fits many GM transmissions
  • Adjustable
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ATP – Automatic Transmission Detent Cable End (Part No.YR-100)

Automatic Transmission Detent Cable End

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$7.99
ATP Detent Cable End repair damaged or bent end clips found on 1980-96 General Motors applications.

Product Features:
  • Saves money by allowing cable repair instead of replacement.
  • Easy to use
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ATP – ATP Automatic Transmission Detent Cable (Part No.Y-100)

ATP Automatic Transmission Detent Cable

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$22.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit And function just like the original part to ensure durability And long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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ATP – Automatic Transmission Detent Cable (Part No.Y-102)

Automatic Transmission Detent Cable

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$15.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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ATP – Automatic Transmission Detent Cable (Part No.Y-226)

Automatic Transmission Detent Cable

from

$18.99
Detent cables connect the throttle mechanism to the transmission. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Detent cables are designed to fit and function just like the original part to ensure durability and long life.

Product Features:
  • Includes brackets, grommets, etc to match original
  • Helps transmission determine ideal downshift
  • Improves vehicle performance
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B & M – Kickdown Cable For TH-350 Transmission (Part No.30287)

Kickdown Cable For TH-350 Transmission

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$84.99
These universal fit adjustable cables will work in 95 percent of all listed transmission applications, yet are less expensive than OE models. Use as straight replacement cable or ease the installation of transmission swaps.

Product Features:
  • Universal Fit Adjustable
  • Less Expensive Than OE Models
  • Ease Trans. Swap Installation
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Mr. Gasket – Chrome Automatic Transmission Dipstick & Tube – 27" Length (Part No.9764)

Chrome Automatic Transmission Dipstick & Tube - 27" Length

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$30.99
Includes dipstick with chromed steel handle and chromed steel dipstick tube with mounting tab. 27 inch long.

Product Features:
  • Fits GM Th350 – Chevy Specific. Modify For Others
  • 27 In Length
  • Chrome Plated Steel
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Dorman – Help – Clutch Pilot Bushing (Part No.14650)

Clutch Pilot Bushing

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$8.29
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Clutch Pilot Bushing (Part No.690-014.1)

Clutch Pilot Bushing

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$7.99
This clutch pilot bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this clutch pilot bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

1978 Pontiac Grand Lemans Automatic Transmission Parts

Maybe you’re in the middle of a full rebuild of that 1978 Pontiac Grand Lemans. Maybe you just need a couple of Automatic Transmission Parts. Either way, Advance Auto Parts has 15 different Automatic Transmission Parts in our inventory ranging from $7.99 to $109.99. That means you can find the exact parts or products you need to keep that 1978 Pontiac Grand Lemans running smoothly.

Automatic Transmission Parts are only as good as their brand. We stock 6 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Pontiac Grand Lemans. Pro-King, Mr. Gasket, and ATP are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Automatic Transmission Parts for your 1978 Pontiac Grand Lemans, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 166 reviews in this category, some of the top rated parts include Modulator with 3.0 stars.

So if you’re in the market for aftermarket Automatic Transmission Parts to keep your 1978 Pontiac Grand Lemans rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Automatic Transmission Parts Brands To Make Your 1978 Pontiac Grand Lemans Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Pontiac Grand Lemans demands trusted brand parts and products to keep it running. Many trusted brands of Automatic Transmission Parts make up Advance Auto Parts’ inventory, and all are ready to help make your Grand Lemans the best it can be. Be sure to browse some of our top Automatic Transmission Parts brands and parts.

Popular Dorman – Help Automatic Transmission Parts

We carry Dorman – Help parts in our stock across Transmission Bushings categories, plus more. For a 1978 Pontiac Grand Lemans, our most popular Dorman – Help Automatic Transmission Parts include:
Clutch Pilot Bushing
from $8.29
(1)
Clutch Pilot Bushing
Transmission Bushings

FAQs for 1978 Pontiac Grand Lemans Automatic Transmission Parts

What are the most purchased Automatic Transmission Parts for the 1978 Pontiac Grand Lemans?

Out of 15 Automatic Transmission Parts for the 1978 Pontiac Grand Lemans, the most popular in our inventory are:
Chrome Automatic Transmission Dipstick & Tube - 27" Length
from $30.99
(5)
Chrome Automatic Transmission Dipstick & Tube – 27" Length
Transmission Dipsticks
Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions
from $18.99
This product is not rated
Automatic Trans Cable Adapter #8026 for GM 2004R, 700R4, 4L60 Transmissions
Automatic Transmission Kickdown Cable Brackets
ATP Automatic Transmission Detent Cable
from $22.99
(1)
ATP Automatic Transmission Detent Cable
Detent Cables

What are the top-rated 1978 Pontiac Grand Lemans Automatic Transmission Parts?

Top-rated Automatic Transmission Parts for your 1978 Pontiac Grand Lemans based on customer reviews/ratings are:
Modulator
from $43.99
(2)
Modulator
“Great product. Worked perfectly”