CT400

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

PARTS INTENDED FOR COMPETITION USE ONLY.
Click for more details.

PROPOSITION 65 WARNING.
Click for more details.

PROPOSITION 65 WARNING.
Click for more details.

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

WhyBuy

404 HP @5600 RPM

WhyBuy

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

Mobil 1 is now The Official Motor Oil of Chevrolet Performance.

Email Sign-Up 


Subscribe to receive monthly email communications such as news, offers, and more from Chevrolet Performance.

The BLOCK


Visit TheBLOCK.com for a behind-the-scenes look at the world of Chevrolet Performance from an enthusiast's point of view.

Connect


Connect with Chevy Performance.

Email Sign-Up 


Subscribe to receive monthly email communications such as news, offers, and more from Chevrolet Performance.

The BLOCK


Check out Chevrolet Performance product releases, future car builds, and more.

Connect


Connect with Chevy Performance.

|

Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details.