GM is pleased to offer a new addition to the crate motor line-up, with its version of a Factory Stock Circle Track Crate Motor. You will be pleased with the quality & durability that this Factory Sealed motor offers, complete with its four-bolt main block, nodular iron crankshaft, PM connecting rods, cast aluminum pistons, hydraulic flat tappet cam and of course the famous Vortec cast iron cylinder heads. GM finishes it off with a high-rise dual plane intake, a HEI distributor, Circle Track valve covers with breathers and an 8-quart circle track oil pan assembly. The 350HP was derived from a Superflow Dyno using a 4-barrel 650cfm Holley carburetor. Fully GM assembled long block Steel Valve Cover with Chevy Bowtie Logo Breathers 12366573 High Rise Aluminum Intake Manifold HEI Distributor 8โ Harmonic Balancer Oil pump, pick-up and 8 quart oil pan Front timing cover
Highlights
- Fully GM assembled long block
- Steel Valve Cover with Chevy Bowtie Logo Breathers
- 12366573 High Rise Aluminum Intake Manifold
- HEI Distributor
- 8โ Harmonic Balancer
Specifications
- Crate Engine Type: Long Block
- Engine Displacement: 5.7 liters
- Horsepower: 350 horsepower
- Compression Ratio: 9.1:1
- Torque: 390 ft./lbs.
- Camshaft Type: Hydraulic Flat Tappet
- Cylinder Head Material: Cast Iron
- Piston Material: Hypereutectic Aluminum
- Crankshaft Material: Forged Steel
- Combustion Chamber Volume: 64cc
- Camshaft Duration (.050 in): 212ยฐ intake / 222ยฐ exhaust
- Camshaft Lift (in): .435 intake / .460 exhaust
- Bore x Stroke (in): 4.040" x 3.480"
- Carburetor Included: No
- Intake Manifold Included: Yes
- Distributor Included: No
- Connecting Rod Material: Powdered Metal
- Valve Covers Included: Yes
- Engine Balance: External
- Cylinder Heads Included: Yes
- Rear Main Seal Style: 1-piece
- Throttle Body Included: No
- 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: No
- Spark Plug Wires Included: No
- Computer Included: No
- Wiring Harness Included: No
- MFG. Part #: 19434602
- Sold in Quantity: Each
- Recommended Fuel: 91-93 Octane
- Brand: Chevrolet Performance Parts
Emissions Notice
Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine






