GM Small Block 350 290 Deluxe
The 350 Small-Block is the cornerstone of the performance world the most popular high-performance Small-Block crate engine.
=> 308 HP @5100 RPM | 463 Nm
The 350/290 Deluxe, with 308 hp and 463 Nm, adds an aluminum intake manifold* and chrome dress-up kit to create one of the most stylish and value-driven engines on the market. Like all Chevrolet Performance Small-Block crate engines, the engine is built with a cast-iron block. It’s got fourbolt main caps a feature that’s almost impossible to find in cores and it’s filled with a tough rotating assembly, featuring aluminum pistons delivering an 8.0:1 compression ratio.
You’ll feel the power every time you sit in the driver’s seat!
- Engine Type: Chevy Small-Block V-8
- Displacement (cu. in.): 350
- Bore x Stroke (in.): 4.000 x 3.480
- Block (P/N 10066034): Cast-iron with four-bolt main caps
- Crankshaft (P/N 93426651): Nodular iron
- Connecting Rods (P/N 10108688): Powdered-metal steel
- Pistons (P/N 93422884): Cast-aluminum
- Camshaft Type (P/N 3896962): Hydraulic flat tappet
- Camshaft Lift (in.): .450 intake /.460 exhaust
- Camshaft Duration (@.050 in.): 222° intake / 222° exhaust
- Cylinder Heads (P/N 93438648): Iron; 76-cc chambers
- Valve Size (in.): 1.94 intake / 1.50 exhaust
- Compression Ratio: 8.0:1
- Rocker Arms (P/N 10089648): 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
Notes:
• Use neutral balance harmonic damper P/N 12551537
• Use internally balanced flexplate P/N 471529 for automatic transmission or flywheel P/N 14085720 for manual transmission (not included)
• Power ratings based on tests with Holley 670-cfm carburetor P/N 19170092 (not included)
• Does not accept Chevrolet Performance roller lifter assemblies
• Not intended for marine applications
• Pre-1986-style 2-piece rear main seal block
• Recommended for use in vehicles with 6,000 GVW or less