Fast burn power
The CT400 racing crate engine features Fast Burn cylinder heads with LS-style beehive valve springs that enable great high-rpm performance and durability.
PART NO. 88869604
404 HP @5600 RPM
406 LB-FT @4600 RPM
High-revving durability
The beehive springs are part of the lightweight aluminum cylinder head assemblies. The CT400 also has a tough bottom end, anchored by a forged steel crankshaft and strong aluminum pistons installed in a brand-new block with four-bolt mains.
Installation Guides
Find everything from vital data about your engine’s capabilities to how to install it into your build.
CT400 Tech Specs
- Part Number: 88869604
- Engine Type: Chevy Small-Block V-8
- Displacement (cu. in.): 350
- Bore x Stroke (in.): 4.000 x 3.480
- Block (P/N 10243870): Cast-iron with four-bolt main caps
- Crankshaft (P/N 12670965): Forged steel, shot peened
- Connecting Rods (P/N 10108688): Powdered metal steel
- Pistons (P/N 10159436): Hypereutectic aluminum
- Camshaft Type (P/N 10185071): Steel hydraulic roller
- Camshaft Lift (in.): .474 intake / .510 exhaust
- Camshaft Duration (@.050 in.): 208° intake / 221° exhaust
- Cylinder Heads (P/N 12464298): Fast Burn aluminum, 62-cc chambers
- Valve Size (in.): 2.000 intake / 1.550 exhaust
- Compression Ratio: 9.72:1 Nominal
- Rocker Arms (P/N 19210724): Aluminum, roller style
- Rocker Arm Ratio: 1.5:1
- Recommended Fuel: Premium pump
- Ignition Timing: 36° Total @ 4,000
- Maximum Recommended rpm: 5800
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