Engines and Components› Crankshafts and Components

Scat

CHEVY 350 MAIN 1PC REAR SEAL COMPETITION STANDARD WEIGHT FORGED ROTATING ASSEMBLY BALANCED

$3,153.89

SKU: S01L 1-41825

In Stock
In Stock
Ships by Jun 12
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

The Scat 1-41825 is a forged rotating assembly for Small Block Chevy (SBC) 383 stroker engines with a 1-piece rear main seal, supporting up to 750 horsepower and power adders. It includes a 4340 forged steel crankshaft, 4340 H-beam connecting rods, CP forged flat-top pistons, rings, and rod & main bearings.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

Available on iOS & Android

Specifications

BrandScat
Part NumberS01L 1-41825

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.

View Full Return Policy