🔥 Chevrolet Performance CT350 602 Crate Engine – 350 HP & 390 ft./lbs. Torque!
🏆 The Chevrolet Performance CT350 602 Crate Engine is a race-proven powerhouse designed for weekend warriors in circle track racing!
The Chevrolet Performance CT350 602 Crate Engine is based on the legendary GM 350 HO platform, featuring a dual-pattern camshaft inspired by the 1965-67 Corvette 327 engines, optimized for excellent mid- and high-range power. This race-ready package includes a high-rise aluminum intake, HEI distributor, Brisk LGS spark plugs, Moroso Ultra 40 plug wires, and a front timing cover.
🔥 Each engine is dyno-verified, pre-tuned, and sealed with IMCA-issued bolts for compliance with circle track racing regulations!
🔹 What’s Included in the Engine?
✅ Fully GM Assembled Long Block – Factory-built for maximum durability & performance
✅ GM Iron Vortec Cylinder Heads – Features 9.1:1 compression for optimal combustion
✅ Steel Valve Covers with Chevy Bowtie Logo & Breathers – Adds a professional race-ready look
✅ High-Rise Dual-Plane Aluminum Intake Manifold – Enhances fuel/air mixture for increased power
✅ HEI Distributor & Ignition System – Includes Brisk LGS spark plugs & Moroso Ultra 40 plug wires
✅ 8-Quart Circle Track Racing Oil Pan – Provides superior oil control under high-G conditions
✅ Front Timing Cover & 8” Harmonic Balancer – Ensures smooth engine operation at high RPMs
✅ IMCA-Issued Sealing Bolts – Certified for legal competition use
⚠️ EXCLUDES Flywheel & Water Pump.
🔹 Technical Specifications
| Feature | Details |
|---|---|
| Brand | Chevrolet Performance |
| Manufacturer’s Part # | CT350 602 |
| Product Type | IMCA-Sealed Long Block Crate Engine |
| Engine Displacement | 350 cu. in. |
| Horsepower | 350 HP |
| Torque | 390 ft./lbs. |
| Compression Ratio | 9.1:1 |
| Induction Type | Carbureted |
| Camshaft Type | Hydraulic Flat Tappet |
| Cylinder Head Material | Cast Iron (Vortec) |
| Piston Material | Hypereutectic Aluminum |
| Crankshaft Material | Forged Steel |
| Connecting Rod Material | Powdered Metal |
| Valve Covers Included | ✅ Yes |
| Cylinder Heads Included | ✅ Yes |
| Rear Main Seal Style | 1-piece |
| Oil Pan Included | ✅ Yes |
| Timing Cover Included | ✅ Yes |
| Water Pump Included | ❌ No |
| Harmonic Balancer Included | ✅ Yes |
| Flexplate Included | ❌ No |
| Flywheel Included | ❌ No |
| Air Cleaner Included | ❌ No |
| Spark Plugs Included | ✅ Yes |
| Spark Plug Wires Included | ✅ Yes |
| Recommended Fuel | 91+ Octane Racing Fuel |
💪 Built for reliability, consistency, and race-winning power!
🔹 Fitment & Compatibility
✔ Designed for Circle Track Racing in IMCA, Hobby Stock, Factory Stock, Sport Modified, and Truck Classes
✔ Fits Most Stock-Style Racing Chassis with Minimal Modifications
✔ IMCA-Sealed for Legal Use in Sanctioned Racing Events
💡 Check local track rules to confirm compatibility before purchasing.
🔹 Installation Notes & Recommendations
🔧 Professional Installation Recommended – Ensures proper fitment & performance
⚙️ Requires Flywheel & Water Pump (Not Included)
🔥 Factory-Sealed to Prevent Unauthorized Modifications
⚠️ Check vehicle compatibility and racing regulations before ordering!
❓ Frequently Asked Questions (FAQ)
🔹 Is this engine ready to race right out of the crate?
- Yes! This engine is fully dyno-tested, pre-tuned, and IMCA-sealed for competition use.
🔹 Can I use this engine for street driving?
- No, this engine is designed for racing only and is not intended for street use.
🔹 What fuel does this engine require?
- This engine requires 91+ octane racing fuel for optimal performance.
🔹 Does this engine come with a carburetor?
- No, a carburetor is NOT included. You will need to select a high-performance racing carburetor separately.
🔹 Does this engine come with a warranty?
- No, racing engines do not carry a warranty. Chevrolet Performance does not cover race engines under their crate engine warranty.
🔥 Order Your Chevrolet Performance CT350 602 Crate Engine Today!
🏆 Maximize your race performance with the Chevrolet Performance CT350 602 Crate Engine!
✔ 350 HP & 390 ft./lbs. Torque – Reliable & Affordable Power
✔ IMCA-Sealed & Legal for Circle Track Competition
✔ Includes Intake, Ignition System, & 8-Quart Racing Oil Pan
✔ Dyno-Tested & Pre-Tuned for Maximum Performance
🛒 ORDER NOW & TAKE THE CHECKERED FLAG WITH CONFIDENCE! 🏁🚗💨
CT350 IMCA details
The Chevrolet Performance CT350 circle track crate engine delivers competitive and durable power at an economical price, and now Speedway Motors Racing Engines is offering them as a dressed & dyno-verified package that is ready to race! Designed for circle track’s weekend warriors, this bullet-proof 350-horsepower, 350-cubic-inch IMCA-sealed racing crate engine (often referred to as the “602 crate”) is a tough combination of power and reliability – and it fits almost any racing budget.
Based on GM Performance Parts’ popular 350 HO engine, including a brand-new, four-bolt-main block, 9:1 hypereutectic pistons, cast iron crankshaft and GM iron Vortec cylinder heads, the 350/350 Factory Stock version features a high-rise dual-plane intake manifold, 8-quart single kick-out circle track oil pan, valve cover kit with breather tube and breather, and special “kool nut” rocker arm nut design. The 350 HO’s unique dual-pattern cam is included, too. It’s based on the one found in 1965-67 Corvette 327 engines, but with more lift and duration to clear the engine exhaust quickly and move in more air – providing excellent mid- and high-range power, where you need it on the track.
This dressed 602 crate engine is delivered complete from the oil pan to the intake manifold – including an HEI distributor, spark plugs & wires. The 350/350 CT350 racing crate engine has the proven parts and horsepower to enable a competitive racecar. Getting it into the winner’s circle, however, is your job!
- Dyno-verified horsepower and torque
- Camshaft and piston rings are broken-in using a proprietary dyno program
- Lash and timing are individually tuned
- Includes ignition system
- Engine is ready to race
- Comes sealed with IMCA issued bolts and is approved for use in IMCA
- Popular in Hobby Stock, Factory Stock, Street Stock, Sport Modified, and Truck classes*
Features
- 350 hp @ 5000 RPM
- 390 ft lbs. Torque @ 3800 RPM
- Forged steel Crankshaft
- CNC Machined Block
- Affordable Horsepower – popular in Factory Stock, Sport Modified, and Truck
- Comes Complete Intake to Pan
- Includes an HEI Distributor
- It does not include a flywheel or water pump
- 4 bolt block
- 9.1:1 Compression Ration with Iron Vortec Heads
- 8 1/2″ Deep oil pan holds 8 quarts including the filter
- Dual-plane, High-rise, aluminum intake
- Engine weighs 434 lbs as delivered
- Includes:
- Fully GM assembled long block
- Steel Valve Covers w/ Chevy Bowtie Logo Breathers
- High Rise Aluminum Intake Manifold
- HEI Distributor
- Brisk LGS spark plugs
- Moroso Ultra 40 plug wires, black, under-header (terminals installed)
- 8” Harmonic Balancer
- Oil pump, pick-up and 8 quart oil pan
- Front timing cover
- IMCA-issued bolts
- Dyno sheet of your engine
*Check track rules for correct application.
Be sure to check out our tech articleLegal Upgrades for 602/604 Cratesto get the most out of your new crate engine.
Warranties
PLEASE NOTE:
Chevrolet/GM Performance’s Crate Engine Warranty will not cover engines that fall into the following categories:
- Any vehicle that has been used for racing (on or off track), stunt driving, performance testing, or used under other extreme operating conditions
- Racing engines and/or components
This engine is sold as a Race Engine and does not carry any warranty.
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