Item #
31967
BRAND: ATK Engines
ATK HP32 Chevy 350 Base Engine 350HP
HP32 ATK Chevrolet 350 64-85 H.P. Base Engine Long Block
HP32 ATK Chevrolet 350 64-85 H.P. Base Engine Long Block
HP32 ATK Chevrolet 350 64-85 H.P. Base Engine Long Block
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Product Overview:
Description
ATK HP32 Chevy 350 Base Engine, or Stage 1 Engine, is designed for those that may have their own component parts already and who also are interested in completing out the build themselves. A GM base engine typically consists of the following: Short Block, Camshaft, Timing set, Cylinder heads, Valve covers, Timing cover, oil pan, oil pump & pick up tube.
Engine Specifications:
- HP: 350
- TQ: 400
- Block: OE roller block 4 bolt main 1pc seal 1996-2000
- Bore/Stroke: 4.040” x 3.480”
- Displacement: 350CI
- Crankshaft: OE Reground external balance rear of crank/internal balance front of the crank
- Rods: OE powder metal 5.7”
- Pistons: Hypereutectic 9.5:1 compression
- Rings: Moly
- Camshaft: Hyd. roller
- Cam Specs: 220/224 @50 .495in/.502ex 112LSA
- Timing Chain: Double roller
- Cylinder Heads: Vortec cast iron 67cc 1.94/1.50
- Rocker Arms: Stamped steel 1.5 ratio
- Oil Pan: Rear sump 5qt (not for Chevelles with steering behind crossmember, some corvettes and 62-67 chevy II’s)
- Oil Pump: Melling STD Volume
ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty.
Don't forget the engine paint!
Warranty
Specifications
•Oil: Conventional / Non Synthetic 10W30
•Oil Filter: Wix or K&N
•Timing: 34-36 Degrees
•Spark Plug Gap: .035”
•Firing Order: 18436572
•Octane: 91+
•Stall Converter: Stock
•Exhaust: 1 5/8 Headers
•Weight: 410 lbs.
Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work in their application. Some modifications to the vehicle may be required using these and or other aftermarket parts. . ATK reserves the right to substitute parts used in engines if necessary.
Shipping & Handling
You will receive warranty information and how to return the core in the mail direct from ATK separate from the delivery of the engine.
Core Pickup Request
In the Box
Contents
Guides & Accessories
Accessories
•Balancer: Internally balanced – PowerBond #PB1046-N
•Flexplate/Flywheel: Externally balanced – Pioneer #FRA-159
•Intake Manifold: Edelbrock Performer RPM dual plane #7116
•Distributor: HEI (Iron Gear)
•Water Pump: OE long pump
•Carburetor: Quick Fuel 680CFM Vacuum secondary’s electric choke #HR-680
•Fuel Pump: Holley mechanical 110GPH #12-327-11
•Spark Plugs: Autolite #605
•Spark Plug Wires: 8mm
Reviews
Questions & Answers
Would this fit my 1991 4.3 v6 small block manual transmission
We apologize for the confusion and inconvenience. We would have to advise you to speak directly to the manufacturer as these items drop ship. They can be reached by calling 866-721-2315.
Date published: 2021-08-12
just bought ur engine and my oil sick tube from my old 350 wont fit cause the tubes to big. what size oil stick tube do i need to get
We apologize for the confusion but this would have to be discussed with the manufacturer directly as these items drop ship. They can be reached by calling: 866-721-2315.
Date published: 2021-06-17
Will the fit in 86 chevy short bed truck?
Yes, this will fit the application in reference.
Date published: 2019-12-26
Will this engine fit in an 84camaro z28
This will fit your application.
Date published: 2019-10-07
Can i have aluminum heads for a little more hp?
The HP89 is the next step up in performance that will include aluminum heads: https://www.eastwood.com/atk-hp89-chevy-350-base-engine-375hp.html
Date published: 2019-04-09
do you have a 265 chevy v-8 long block?
Unfortunately at this time we do not have a 265 long block.
Date published: 2018-09-05
will this fit a96 buick roadmaster with lt1 mtr
It should fit assuming SBC/V8 is currently in place. Keep in mind performance engines are built with aftermarket parts and some modifications may be required.
Date published: 2018-08-06
Will this fit a 1976 Blazer 4x4 w/manual transmission that has a tired 350? Specifically, will it mount to existing motor mounts and is it basically the same block as what I have?
It should fit assuming SBC/V8 is currently in place. Keep in mind performance engines are built with aftermarket parts and some modifications may be required.
Date published: 2018-07-09
ATK HP32 Chevy 350 Base Engine 350HP
$4,322.00
In Stock