Engines and Components› Engines, Blocks and Components
BluePrint Engines
GM 396 Small Block Chevy Crate Engine
SKU: BP3961CTF
Professional / shop required
Description
Constructed with a cast iron block, it has a 10.4:1 compression ratio. The bore is 4.000 inches and the stroke is 3.875 inches. The aluminum heads have 64cc chambers, 2.08-inch intake valves, and 1.60-inch exhaust valves, with 220cc intake runner volume and 67cc exhaust runner volume.
Fitment
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Available on iOS & Android
Specifications
| Brand | BluePrint Engines |
| Part Number | BP3961CTF |
| Category | Engines and Components |
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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