1977 Chevrolet K20 Automatic Transmission Kits

Essential 1977 Chevrolet K20 Automatic Transmission Kits

ATP – AT OVERHAUL KIT (Part No.SGS-28)

AT OVERHAUL KIT

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$96.99
AT OVERHAUL KIT

ATP – AT OVERHAUL KIT (Part No.JGS-52)

AT OVERHAUL KIT

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$76.99
AT OVERHAUL KIT

ATP – AT BANNER KIT (Part No.SM-11)

AT BANNER KIT

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$193.99
AT BANNER KIT

ATP – AT BANNER KIT (Part No.CM-26)

AT BANNER KIT

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$207.99
AT BANNER KIT

ATP – AT OVERHAUL KIT (Part No.SGS-27)

AT OVERHAUL KIT

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$83.99
AT OVERHAUL KIT

ATP – AT BANNER KIT (Part No.JM-10)

AT BANNER KIT

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$168.99
AT BANNER KIT

B & M – Transpak (Part No.30235)

Transpak

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$152.99
Shift Improver Kits – Buick, Chevrolet, GMC, Olds, Pontiac – 1968 to 1981 TH-350 and M38 Application: 1968 to 1981 TH-350 and M38 (for TH-350C use Transpak # 30235) Recalibrate your automatic transmission for optimum performance and extended life! Provides crisp shifts on any stock automatic transmissions. Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage. Improves transmission life. Transmission removal not required. The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just ask the thousands of satisfied customers that have installed one in their transmissions! Stage 1 – Heavy Duty Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles. Stage 2 – Street/Strip Provides very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the hardest, quickest possible shift.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
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B & M – Shift Improver Kit For 68-81 TH-350 Transmission (Part No.30262)

Shift Improver Kit For 68-81 TH-350 Transmission

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$62.99
HEAVY DUTY-Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. STREET/STRIP-Positive shifts for high performance street use or for competitive events. Hardest, quickest possible shift.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
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B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

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$141.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
See More

B & M – Transpak For 68-81 TH 350 Transmission (Part No.30228)

Transpak For 68-81 TH 350 Transmission

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$141.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
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ATP – AT SHIFT KIT (Part No.SK-2)

AT SHIFT KIT

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$189.99
AT SHIFT KIT

Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-828)

Automatic Transmission Basic Rebuild Kit

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$84.99
This Basic Rebuild Kit contains a complete gasket Kit and friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Does not include steels or filter
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-17)

Automatic Transmission Deluxe Rebuild Kit

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$232.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-39)

Automatic Transmission Deluxe Rebuild Kit

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$258.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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ATP – AT MASTER REPAIR KIT (Part No.SM-9)

AT MASTER REPAIR KIT

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$259.99
AT MASTER REPAIR KIT

ATP – AT MSTR REP KIT PLUS (Part No.JMS-9)

AT MSTR REP KIT PLUS

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$368.99
AT MSTR REP KIT PLUS

Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-862)

Automatic Transmission Basic Rebuild Kit

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$118.99
This Basic Rebuild Kit contains a complete gasket Kit and friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Does not include steels or filter
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B & M – Master Overhaul Kit, TH350 Transmission (Part No.21042)

Master Overhaul Kit, TH350 Transmission

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$327.99
The Master Racing overhaul kits are supplied with all of the gaskets, seals, bushings, and friction material required for a complete high performance or racing trans overhaul. Does not come with transbrake gaskets or components.

Product Features:
  • Complete High Perf. Or Racing Trans. Overhaul
  • Includes Only OEM Valvebody Gaskets
  • Instructions Not Included
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ATP – AT MASTER REPAIR KIT (Part No.JM-9)

AT MASTER REPAIR KIT

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$253.99
AT MASTER REPAIR KIT

Pro-King – Automatic Transmission Basic Rebuild Kit (Part No.KB-838)

Automatic Transmission Basic Rebuild Kit

from

$141.99
This Basic Rebuild Kit contains a complete gasket Kit and friction set. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Does not include steels or filter
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B & M – Transmission Kit, Transkit 68-81 TH-350 Transmission (Part No.30229)

Transmission Kit, Transkit 68-81 TH-350 Transmission

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$389.99
B&M Transkits give you the same high-quality components that are used in all B&M Street and Strip transmissions. They also include special directions on how to modify your case, pump, and components.

Product Features:
  • High Perf. Friction Materials
  • Complete Overhaul Gasket Set
  • Modification Components
  • Replacement Valves
  • Replacement Springs
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-12)

Automatic Transmission Deluxe Rebuild Kit

from

$254.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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Pro-King – Automatic Transmission Deluxe Rebuild Kit (Part No.KS-15)

Automatic Transmission Deluxe Rebuild Kit

from

$222.99
One of the most complete rebuild kits in the automatic transmission industry today. Each Rebuild Kit contains only the highest quality parts that meet or exceed OE specifications.

Product Features:
  • Include steels, frictions, gaskets, and filter
  • Includes Band and Modulator (if applicable)
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1977 Chevrolet K20 Automatic Transmission Kits

Maybe you’re in the middle of a full rebuild of that 1977 Chevrolet K20. Maybe you just need a couple of Automatic Transmission Kits. Either way, Advance Auto Parts has 20 different Automatic Transmission Kits in our inventory ranging from $62.99 to $389.99. That means you can find the exact parts or products you need to keep that 1977 Chevrolet K20 running smoothly.

Automatic Transmission Kits are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 1977 Chevrolet K20. Pro-King, ATP, and B & M 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 Kits for your 1977 Chevrolet K20, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Automatic Transmission Kits to keep your 1977 Chevrolet K20 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 Kits Brands To Make Your 1977 Chevrolet K20 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1977 Chevrolet K20 demands trusted brand parts and products to keep it running. Many trusted brands of Automatic Transmission Kits make up Advance Auto Parts’ inventory, and all are ready to help make your K20 the best it can be. Be sure to browse some of our top Automatic Transmission Kits brands and parts.

Popular Pro-King Automatic Transmission Kits

We carry Pro-King parts in our stock across Transmission Master Repair Kits categories, plus more. For a 1977 Chevrolet K20, our most popular Pro-King Automatic Transmission Kits include:
Automatic Transmission Deluxe Rebuild Kit
from $232.99
(2)
Automatic Transmission Deluxe Rebuild Kit
Transmission Master Repair Kits
Automatic Transmission Deluxe Rebuild Kit
from $222.99
(1)
Automatic Transmission Deluxe Rebuild Kit
Transmission Master Repair Kits

FAQs for 1977 Chevrolet K20 Automatic Transmission Kits

What are the most purchased Automatic Transmission Kits for the 1977 Chevrolet K20?

Out of 20 Automatic Transmission Kits for the 1977 Chevrolet K20, the most popular in our inventory are:
Automatic Transmission Basic Rebuild Kit
from $84.99
This product is not rated
Automatic Transmission Basic Rebuild Kit
Transmission Master Repair Kits
Automatic Transmission Basic Rebuild Kit
from $141.99
This product is not rated
Automatic Transmission Basic Rebuild Kit
Transmission Master Repair Kits
AT BANNER KIT
from $168.99
This product is not rated
AT BANNER KIT
Transmission Rebuild Kits