ATK High Performance GM 350 330 HP Stage 1 Long Block Crate Engines
Give your ride new life with ATK High Performance GM 350 330 hp/380 lbs.-ft. Stage 1 long block crate engines. These engines are based on the tried-and-true small block Chevy and are built to perform right out of the box. ATK hand-assembles and balances each engine using top-quality parts to help them produce awesome power. Whether you are replacing an older, worn down engine or just looking for a little more performance, ATK has you covered.
Stage 1 long block crate engines include:
* Handpicked, remanufactured blocks
* ATK cast iron cylinder heads
* 76cc chambers
* 165cc intake runners
* 1.94 in./1.5 in. valves
* Stamped steel 1.5 ratio rocker arms
* OE crankshaft
* OE 5.7 in. powder metal connecting rods
* Hypereutectic flat-top pistons
* Moly rings
* Hydraulic flat tappet camshaft
* 465 int./.488 exh. cam lift
* 224 int./234 exh. cam duration at 0.50
* 9.1:1 compression
* Valve covers
* Timing cover and timing set
* Oil pan, pump, and pickup tube
Brand:
ATK High Performance Engines
Manufacturer’s Part Number:
HP291P
Part Type:
Crate Engines
Product Line:
ATK High Performance GM 350 330 HP Stage 1 Long Block Crate Engines
Summit Racing Part Number:
HPE-HP291P
UPC:
00653517328824
Crate Engine Family:
Chevy Small Block
Actual Engine Displacement:
5.7L/350
Crate Engine Cylinder Head Material:
Cast iron
Engine Block Material:
Cast iron
Advertised Compression Ratio:
9.1:1
Assembled:
Yes
Engine Balance:
Internal/External
Cam Style:
Hydraulic flat tappet
Rear Main Seal Style:
1-piece
Intake Manifold Included:
No
Cylinder Heads Included:
Yes
Carburetor Included:
No
Throttle Body Included:
No
Distributor Included:
No
Oil Pan Included:
Yes
Valve Covers Included:
Yes
Timing Cover Included:
Yes
Water Pump Included:
No
Harmonic Balancer Included:
No
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
Supercharger Included:
No
Remanufactured:
Yes
Quantity:
Sold individually.
Notes:
Dipstick is located on the passenger side of the vehicle. Internal balance on the front, external balance on the rear of the crank.
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