ATK Engines SP52NB Chevy 377 Stroker Short Block, 3.7cc Flat
ATK Engines SP52NB Chevy 377 Stroker Short Block, 3.7cc Flat is a engine assembly listing intended for buyers seeking a specific replacement, restoration, or performance application. Review the model and configuration details carefully before ordering to ensure the correct match for your vehicle or build.
Product Highlights
- Product identification: ATK Engines SP52NB Chevy 377 Stroker Short Block, 3.7cc Flat
Technical Specifications
| Block | 100% New American Made Block 1pc Seal |
|---|---|
| Bore/Stroke | 4.000" x 3.750" |
| Displacement | 377CI |
| Crankshaft | Scat nodular iron external balance rear of the crank/internal balance front of the crank |
| Rods | Scat 4340 forged I beam with ARP 8740 bolts |
| Product name | ATK Engines SP52NB Chevy 377 Stroker Short Block, 3.7cc Flat |
| Store SKU | 78c3d8f86f0f |
Compatibility & Fitment
Engine compatibility depends on vehicle year, engine family, mounts, accessories, sensors, fuel delivery and emissions equipment. Verify the exact assembly configuration and required supporting parts before purchase.
What’s Included
Package contents depend on the exact manufacturer part number and whether the listing is a complete assembly, long block, short block, bare block, or transmission package. Only components explicitly stated in the product specifications or confirmed by the seller should be considered included.
Installation & Care
Follow the manufacturer’s installation, fluid, break-in, and maintenance instructions. Inspect all mating components and connections before first operation. Use the fluids and consumables specified for the exact application.
Warranty Information
Warranty coverage, duration, exclusions and any core-return requirements must be confirmed for this exact product before purchase. A 3-year store warranty should be advertised only if it is actually offered for this SKU under published store terms; manufacturer warranty may differ.
Important Product Information
Photos may show optional or illustrative components. Fitment, stock status, shipping requirements and installation accessories should be confirmed before ordering. Professional installation is recommended where applicable.
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