Chevrolet Performance 19421178 SBC 350/290 Base Crate Engine
Long Block Crate Engine Type, 350 cu. in. Engine Displacement, 290 horsepower Horsepower
- Engine comes with a 24 Month 50,000 mile warranty
- Includes provisions for both RH and LH oil dipstick
- Puts out 290 hp 5100 rpm and 326 lb.-ft. of torque at 3750 rpm
- Contain a 2-piece rear main seal and has a 1.5:1 rocker arm ratio
- It is loaded with a four-bolt main bearing block, aluminum pistons, and a hydraulic camshaft
An affordable icon
The 350/290 Base is an economy-minded alternative to rebuilding Gen 0-type 265-400-cubic-inch Small-Block engines. It’s assembled with all-new, premium components, including a brand-new block with four-bolt main caps—a strength-enhancing feature most original and core 350 engines don’t have.
Powerful & durable
Like all Chevrolet Performance Small-Block crate engines, it’s built with a cast-iron block. It’s got four-bolt main caps and it’s filled with a tough rotating assembly, featuring aluminum pistons delivering an 8.0:1 compression ratio.
350-290 Base Tech Specs
- Engine Type: Chevy Small-Block V-8
- Displacement (cu. in.): 350
- Bore x Stroke (in.): 4.000 x 3.480
- Block: Cast-iron with four-bolt main caps
- Crankshaft: Nodular iron
- Connecting Rods: Powdered-metal steel
- Pistons: Cast-aluminum
- Camshaft Type: Hydraulic flat tappet
- Camshaft Lift (in.): .450 intake /.460 exhaust
- Camshaft Duration (@.050 in.): 222° intake / 222° exhaust
- Cylinder Heads: Iron; 76-cc chambers
- Valve Size (in.): 1.94 intake / 1.50 exhaust
- Compression Ratio: 8.0:1
- Rocker Arms: Stamped steel
- Rocker Arm Ratio: 1.5:1
- Recommended Fuel: Regular pump
- Ignition Timing: 32° Total @ 4,000 rpm
- Maximum Recommended rpm: 5100
- Balanced: Internal
Warranty Information (PDF)
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