Callies SAK-21A-MG Magnum Forged Steel Crankshaft for Small Block Chevy

Regular price
$3,510.00 USD
Regular price
$3,510.00 USD
Sale price
$3,510.00 USD
Shipping calculated at checkout.

Vendor : CALLIES

Product Type : Engines and Components

Sku : CALSAK21A-MG

Hurry! Only
1
units left in stock!

✔ Veteran-Owned Business  |  ✔ Verified Fitment (SEMA Data)  |  ✔ Ships 1–3 Business Days  |  ✔ 30-Day Returns 

SBC 4340 Forged Magnum Crank - 3.800 Stroke

The Callies Magnum crankshaft is designed for Small Block Chevy applications and features a 3.800-inch stroke. Its forged steel construction provides a durable foundation for performance engine builds, while the internal balance configuration supports the specified engine setup.

This crankshaft is designed with 400 mains and a 2-piece rear main seal configuration. These specifications make it a purpose-built component for compatible Small Block Chevy assemblies requiring the stated stroke, main journal, balance, and seal arrangements.

Each crankshaft is identified by Callies part number SAK-21A-MG. Review your engine requirements carefully before purchase to confirm compatibility with the intended Small Block Chevy application and related rotating assembly components.

Features:

  • Brand: Callies
  • Part Number: SAK-21A-MG
  • Application: Small Block Chevy
  • Stroke: 3.800 inches
  • Construction: Forged steel
  • Balance: Internal
  • Main Journals: 400 mains
  • Rear Main Seal: 2-piece seal
  • Quantity: Sold individually
Air Restricted: NO
Truck Freight Only: NO