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#35020172
ATK Engines HP94-TBI Chevy 383 Custom TBI Cam, 415 HP
- Block: Machined GEN III Hemi 5.7L (2004-2008)
- Bore: 3.927 in. (Pistons size vary, final honing may be required)
- Displacement: 345 cubic inch
$4,685.99
/each
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Product Summary
Long Block Crate Engine Type, 9.7:1 Compression Ratio
- Block: Machined GEN III Hemi 5.7L (2004-2008)
- Bore: 3.927 in. (Pistons size vary, final honing may be required)
- Displacement: 345 cubic inch
- Main journal type: Mopar GEN III Hemi
- Engine block material: Cast iron
Key Specs
| Crate Engine Type | Long Block |
| Compression Ratio | 9.7:1 |
| Engine Displacement | 383 cu. in. |
| Camshaft Type | Hydraulic Roller |
| Cylinder Head Material | Aluminum |
Need To Know
Made to Order
This custom item will ship when completed
Truck Shipment
Truck shipments must be pre-paid with a credit card, certified check or money order
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ATK Engines HP94-TBI Details
Engine Specifications:
• HP: 415
• TQ: 460
• Block: OE roller block 4 bolt main 1pc seal 1996-2000
• Bore/Stroke: 4.040” x 3.750”
• Displacement: 383CI
• Crankshaft: Scat Nodular Iron external balance rear of crank/internal balance front of the crank
• Rods: Scat I Beam 5.7” Rods with ARP 8740 Bolts
• Pistons: Hypereutectic 9.7:1 Compression
• Rings: Moly
• Timing Chain: Double Roller
• Cylinder Heads: ATK High Performance aluminum with 2.020 in. /1.600 ex. valves
• Rocker Arms: Billet aluminum roller rockers 1.6 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
• Flexplate/Flywheel: Externally Balanced – 91048364
Recommended Components:
• Balancer: Internally Balanced
• Intake Manifold: Dual Plane
• Carburetor: 680 CFM, Vacuum Secondary, Electric Choke
• Fuel Pump: 5791002
• Distributor: HEI (Iron Gear)
• Spark Plugs: Autolite #3923
• Spark Plug Wires: 8mm
• Water Pump: OE long pump
Engine Info:
• 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: 2200-2800
• Exhaust: 1 5/8+ Headers
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.
CARB Warning
Follow EPA, CARB, and state regulations for engine changes
CARB Warning
Follow EPA, CARB, and state regulations for engine changes
ATK Engines HP94-TBI Specifications
ATK Engines HP94-TBI Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | HP94-TBI |
| Brand | ATK Engines |
| Crate Engine Type | Long Block |
| Compression Ratio | 9.7:1 |
| Engine Displacement | 383 cu. in. |
| Camshaft Type | Hydraulic Roller |
| Cylinder Head Material | Aluminum |
| Piston Material | Hypereutectic Aluminum |
| Carburetor Included | No |
| Intake Manifold Included | Yes |
| Distributor Included | No |
| Valve Covers Included | Yes |
| Cylinder Heads Included | Yes |
| Throttle Body Included | No |
| Timing Cover Included | Yes |
| Oil Pan Included | Yes |
| Water Pump Included | Yes |
| Harmonic Balancer Included | Yes |
| 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 |
| Recommended Fuel | 91 Octane |
| GENERAL | |
| Bore x Stroke (in) | 4.040" x 3.750" |
| Material Type | Iron |
| GTIN Code | 00653517631399 |
| Sold in Quantity | Each |
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