B&M Shift Improver Kit - Mopar A727/A904 Transmissions - 10225
SKU: 50879083072

B&M Shift Improver Kit - Mopar A727/A904 Transmissions - 10225

Sale price$80.09 Regular price$88.99
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Description

B&M Shift Improver Kit - Mopar A727/A904 Transmissions - 10225Overview: This B&M Shift Improver kit fits all 1971 1977 Chrysler, Dodge and Plymouth Torqueflite A727 transmissions, along with A904 transmissions that originally came behind V 8 engines. This kit recalibrate's your automatic transmission for optimum performance, extended life by eliminating shift overlap and excess wear on clutches & bands due to slippage. You get two modes of performance to select from: Stage 1 Heavy Duty, or Stage 2 Street Strip.

Overview:

This B&M® Shift Improver™ kit fits all 1971-1977 Chrysler, Dodge and Plymouth Torqueflite A727 transmissions, along with A904 transmissions that originally came behind V-8 engines. This kit recalibrate's your automatic transmission for optimum performance, extended life by eliminating shift overlap and excess wear on clutches & bands due to slippage. You get two modes of performance to select from: Stage 1 Heavy Duty, or Stage 2 Street/Strip. Stage 1 gives firm positive shifts without loss of driver comfort for improved shifting performance in all street vehicles. Street/Strip is for high performance street use or for competitive events for the enthusiast who wants the hardest hitting, quickest possible shifts. All you need are basic tools, the included installation instructions and in the space of an afternoon you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions!

Features:

  • Two kits In One - Heavy Duty or Street/Strip
  • Over 65 Years of B&M Quality
  • Provides Firm Positive Shifts
  • Eliminates Shift Overlap
  • Legendary Performance
  • Easy to Install

Application:

Year Make Model Submodel Engine Size
1971 - 1974 Dodge D200 Pickup
1971 - 1974 Dodge D300 Pickup
1971 - 1973 Dodge Dart Base
1971 - 1974 Dodge W100 Pickup
1971 - 1974 Dodge W200 Pickup
1971 - 1974 Dodge W300 Pickup
1971 - 1974 Plymouth Barracuda
1971 - 1974 Plymouth Cuda
1971 - 1973 Plymouth Duster Base
1974 - 1976 Plymouth Duster
1972 - 1974 Plymouth Gran Fury Base
1974 Plymouth PB100 Van Voyager
1974 Plymouth PB200 Van Voyager
1974 Plymouth PB300 Van Voyager
1971 - 1975 Plymouth Road Runner
1971 - 1974 Plymouth Satellite
1971 - 1976 Plymouth Scamp
1974 - 1977 Plymouth Trailduster
1971 - 1976 Plymouth Valiant
1971 - 1974 Dodge M300
1972 - 1973 Dodge R300
1973 - 1977 Dodge CB300
1973 - 1974 Dodge RM300 Base
1974 Dodge R300 Base
1971 - 1974 Dodge RM350
1971 Dodge RM300
1971 - 1974 Dodge B200 Van
1971 - 1974 Dodge B300 Van
1971 Dodge Challenger Base
1972 - 1974 Dodge Challenger
1971 Dodge Charger Base
1971 Dodge Charger Special Edition
1971 Dodge Charger 500
1972 - 1977 Dodge Charger
1971 - 1976 Dodge Coronet
1971 - 1974 Dodge D100 Pickup
1971 - 1973 Dodge Dart Custom
1971 - 1973 Dodge Dart Special
1971 - 1973 Dodge Dart Swinger
1971 - 1972 Dodge Dart Demon
1973 Dodge Dart Sport
1974 - 1976 Dodge Dart
1971 - 1977 Dodge Monaco
1971 - 1972 Dodge P200
1971 - 1972 Dodge P300
1975 - 1977 Chrysler New Yorker
1972 - 1977 Chrysler Newport
1975 - 1977 Dodge B100
1975 - 1977 Dodge B200
1975 - 1977 Dodge B300
1975 - 1977 Dodge D100
1975 - 1977 Plymouth Gran Fury
1975 - 1977 Plymouth PB100
1975 - 1977 Plymouth PB200
1975 - 1977 Plymouth PB300
1972 Chrysler New Yorker Brougham
1971 Chrysler Newport Base
1971 Chrysler Newport Royal
1971 - 1974 Dodge B100 Van
1975 - 1977 Dodge D200
1975 - 1977 Dodge D300
1974 - 1977 Dodge Ramcharger
1975 - 1977 Dodge Royal Monaco
1975 - 1977 Dodge W100
1975 - 1977 Dodge W200
1975 - 1977 Dodge W300
1971 - 1973 Dodge Polara
1974 Plymouth PB300 Van Voyager EX
1974 Plymouth PB300 Van Voyager EX Wagon

Specs:

Automotive Item Grade High Performance
Brand B&M
California Proposition 65 Chemical Name Cadmium and cadmium compounds
California Proposition 65 Required Yes
Emission Code 5
Gasket Included Yes
Instructions Included Yes
Product Type Automatic Transmission Valve Body Kit
Warning California Proposition 65
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 50879083072

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4.1 ★★★★★
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TM Conway
Pawtucket, US
★★★★★ 5
Helps my coughing
4.8 stars. This helps keep me sleeping at a good angle to prevent night coughing. Also, it's great for relaxing and watching tv in bed. I find that it is Goldilocks level firm - just enough to be supportive but soft enough for comfort. I wish I'd gotten the roll pillow now :-( It's hard to make my bed look "made" with this on it - no matter what color I get. I keep it on the side & out if sight til I need it. I do like the material & thankfully it's removable for cleaning, but I can tell it's going to wear with a lot, so I do wish it were easier to find more covers for it so I could have one on while washing one. Overall, I like this a lot. The only thing negative is that I can see that it will "pill" & fuzz up in places with more use. I do use this every night. One warning: As with any products like this that are suctioned close for packaging - be VERY careful. I always hold one corner of the plastic to open a little vent before I cut more to remove the pillow and let it "fluff". It would be easy to snip some of the fabric...
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2025
M
Verified Purchase
MS in AZ
Louisville, US
★★★★★ 5
Helped my husband get a good night's rest after surgery.
Color: Dark Grey & White, Size: Adjustable 9&12 Inch + 1 Head Pillow
We bought this after my husband's heart surgery, and the doctors wanted him to sleep in an elevated position for a few weeks. Before this, he was just stacking some pillows behind his neck, which did not get him a comfortable night's rest. His first night using this was a game changer for him. It was the first time he was able to sleep through the night. It was just the right height, and just the right level of soft/firm. Once he's done with it, I think I'll steal it from him and use it for reading in bed. The little neck rest was super helpful too. Thanks to whoever invented this, and sells it at such a reasonable price.
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Reviewed in the United States on March 3, 2026
C
Verified Purchase
Clash E
Port Orchard, US
★★★★★ 5
Improved Sleep
Color: Dark Grey & White, Size: Adjustable 9&12 Inch + 1 Head Pillow
I got this to help with my sleep since I can't lay flat. It works great. My back started hurting because of the angle but that's because I can't sleep on my back and slide down on my side. It's very comfy and works well for what I need it to do.
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Reviewed in the United States on May 20, 2026
K
Verified Purchase
KRN
Carnegie, US
★★★★★ 5
Very Comfortable
Great! I was a little concerned when it came so tightly shrink wrapped, but a day or two later and it’s in great shape. It’s actually pretty comfortable, good angle. It’s a good width and pretty long to accommodate all body types. I like it can be two heights. My adult kids said it felt like memory foam. I can add my own pillow too to further adjust to my liking. I occasionally get bad heartburn or sick where I need to sleep sitting up. This helps me do that in bed. I tried using it every night at first because I usually sleep with two large stacked pillows, but I’m a side sleeper and it eventually hurt my neck. So, not great if you sleep on your side. I also just lay a pillow case across it to keep clean. You can unzip and take off the cover for cleaning, but I almost never get stuff like that back on right. I got the dark gray cover and I like the soft feel. I’m glad I got it.
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Reviewed in the United States on March 16, 2026
M
Verified Purchase
Maria B.Porter
San Leandro, US
★★★★★ 5
Lifesaver while recovering from rotator cuff surgery
This pillow was a lifesaver, it’s sturdy yet comfortable and can be used many different ways! Great price and size too! I like that when I opened it, there was no smell! If you’re looking for a wedge pillow, this one will do the job!!
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Reviewed in the United States on March 10, 2026

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