CHEVROLET IMPALA Crate Engines

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ATK High Performance GM 454 525 HP Stage 1 Long Block Crate Engines HP451P

Crate Engine, GM 454 Big Block Stage 1, 525 HP, Long Block, External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP451P

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Engine Long Block, Chev 3.6 GDI LFX Engine

Part Number: VRE-DCXP

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today