ATK HP101 Chevy 383 Stroker Base Engine 460HP
ATK HP101 Chevy 383 Stroker Base Engine 460HP
• HP: 460
• TQ: 490
• Block: OE roller block 4 bolt main 1pc seal 1996-2000
• TQ: 490
• Block: OE roller block 4 bolt main 1pc seal 1996-2000
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Quick Overview:
Lead Time: Estimated: 4 - 6 weeks default
Details
Notes: This engine WILL NOT produce enough vacuum for power brakes.
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.
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.
Specs
Part Number
HP101
Block
• Block: OE roller block 4 bolt main 1pc seal 1996-2000
• Bore/Stroke: 4.040” x 3.750”
• Displacement: 383CI
• Bore/Stroke: 4.040” x 3.750”
• Displacement: 383CI
Short Block Features
• 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: Forged 10:1 Compression
• Rings: Moly
• Camshaft: Hyd. Roller
• Cam Specs: 224/236 @50 .591in/.591ex 108LSA
• Timing Chain: Double Roller
• Rods: Scat I Beam 5.7” Rods with ARP 8740 Bolts
• Pistons: Forged 10:1 Compression
• Rings: Moly
• Camshaft: Hyd. Roller
• Cam Specs: 224/236 @50 .591in/.591ex 108LSA
• Timing Chain: Double Roller
Camshaft Advertised Duration
-
Camshaft Duration @ .050"
224° Intake | 236° Exhaust
Camshaft Lift
.591 Intake | .591 Exhaust
Heads
• Cylinder Heads: Dart SHP American Made aluminum 72cc/200cc 2.02/1.60
• Rocker Arms: Billet aluminum roller rockers 1.6 ratio
• Rocker Arms: Billet aluminum roller rockers 1.6 ratio
Additional Parts Included
• 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 – Pioneer #FRA-159 (with Scat kit)
Engine Info/RecommendationsNOT INCLUDED
• Balancer: Internally Balanced – PowerBond #PB1046-N
• Intake Manifold: Weiand stealth dual plane #8150
• 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 #3923
• Spark Plug Wires: 8mm
• 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: 2500+
• Exhaust: 1 ¾ Headers
Notes: This engine WILL NOT produce enough vacuum for power brakes.
• Oil Pump: Melling STD Volume
• Flexplate/Flywheel: Externally Balanced – Pioneer #FRA-159 (with Scat kit)
Engine Info/RecommendationsNOT INCLUDED
• Balancer: Internally Balanced – PowerBond #PB1046-N
• Intake Manifold: Weiand stealth dual plane #8150
• 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 #3923
• Spark Plug Wires: 8mm
• 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: 2500+
• Exhaust: 1 ¾ Headers
Notes: This engine WILL NOT produce enough vacuum for power brakes.
Horsepower
460
Torque
490
Warranty
PROPOSITION 65 WARNING:
Crude oil, gasoline, diesel fuel and other petroleum products can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to www.p65warnings.ca.gov.
For more information go to www.p65warnings.ca.gov.
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