Engines and Components› Crankshafts and Components

Scat

CHEVY 400 MAIN 2PC REAR SEAL STREET PERFORMANCE SERIES 9000 ROTATING ASSEMBLY UNBALANCED

$2,133.89

SKU: S01L 1-90955

In Stock
In Stock
Ships by Jun 11
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Scat 1-90955 is a rotating assembly for Chevy 400-407 engines (400 Main, 2-Piece Rear Seal). It includes a Series 9000 Cast Crankshaft, Pro Stock I-Beam Connecting Rods, Hypereutectic or Forged Pistons, Rings, and Rod & Main Bearings.

Fitment

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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

BrandScat
Part NumberS01L 1-90955

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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