Chevrolet Performance 350 / 290HP Crate Engine 19421178

The best value crate engine in the Chevrolet Performance small block crate engine lineup!

The 350/290HP small block engine is the most popular Chevrolet Performance crate engine because no one can deliver such performance for this kind of value. Chevrolet Performance believes that everyone should be able to afford a high quality GM V-8 without going broke. The Chevrolet Performance 350/290HP small block crate engine is an answer to those car crafters who demand maximum return on their money. But, just because it's affordable, dont think that it's a stone. The 350/290 small block delivers 290 hp @ 5100 rpm and a solid 326 lb.-ft. of torque at 3750 rpm. With those kinds of numbers, it's the perfect replacement engine for the millions of Chevrolet vehicles that shipped with a small block. Got a tired, old Chevy that needs a lift? This is the crate engine for you.

We've also loaded the Chevrolet Performance 350/290HP small block with a four-bolt main bearing block, aluminum pistons, and a hydraulic camshaft. The cast iron cylinder heads are designed to be extremely durable while still providing good airflow through the engine.

The 350/290HP crate engine will ship to you as a Base-level long block. Add an intake manifold, carburetor, ignition system, starter, balancer, and water pump, and you'll be ready to hit the road with a fresh new motor. All of these parts are available from Chevrolet Performance, and with its low price, you'll have no problem finishing off the 350/290HP crate engine in style and affordably.

Shipping is free within the continental United States. Alaska and Hawaii pay actual shipping cost. NO shipping to Puerto Rico.

Note: Please provide your contact phone number for our delivery carrier FedEx Freight to contact you to schedule a delivery time. Engine Will Not be shipped till we have this information.

INSTALLATION NOTES

* Use neutral balance harmonic damper GM# 12551537
* Use internally balanced flexplate GM# 471529 for 
automatic transmission or flywheel GM# 14085720 for manual 
transmission (not included)
* Power ratings based on tests with Holley 670 cfm carburetor(not included)
* Does not accept Chevrolet Performance roller lifter assemblies
* Designed for pre 1976 street vehicles or any off road vehicle
* 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


350/290 HP Base tech specs

Part Number:
19421178
 
 
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

****NOTE:WE CAN ONLY SHIP TO THE VERIFIED PAYPAL ADDRESS SHOWN IN YOUR PAYMENT. IF A LIFT GATE IS REQUIRED, PLEASE LET US KNOW AS THERE IS A $60 CHARGE FOR THAT****
 

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:
87 octane
Ignition Timing:
Base 10° BTDC, 32° Total
Maximum Recommended rpm:
5300
Balanced:
Internal