Drivetrain› Automatic Transmissions and Components

Sun Coast Converters

Suncoast Converters Race Prepared Case Machined For Reid SFI Bellhousing COA-12837D

$1,005.00

SKU: S02K COA-12837D

In Stock
In Stock
Ships by Jun 17
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Coan Racing COA‑12837D Race‑Prepared Case Machined for Reid SFI Bellhousing is a premium, transmission case specifically tailored for high-performance GM Powerglide installations requiring Reid SFI-certified bellhousing mounting. Precision-machined and reinforced for race conditions, this case includes all necessary hardware for a clean, bolt-on installation of the bellhousing (sold separately). Ideal for competition builds, it maintains exacting alignment and structural strength under extreme torque loads, offering a fully shop-ready foundation without additional machining.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandSun Coast Converters
Part NumberS02K COA-12837D

Videos

Sonnax Powerglide Racing Transmission Rebuild - Get an Inside Look

Sonnax Powerglide Racing Transmission Rebuild - Get an Inside Look
Powerglide Bellhousing Fix Part 1.

Powerglide Bellhousing Fix Part 1.
BTE Bellhousing Install (Powerglide Build Part 02)

BTE Bellhousing Install (Powerglide Build Part 02)
Ep. 4 Powerglides 101: Transmission Cases

Ep. 4 Powerglides 101: Transmission Cases
DIY Powerglide Build in your Garage

DIY Powerglide Build in your Garage

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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