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ATK SP105 GEN V LT 416CI Forged Short Block +20cc Dished Pistons

$275 Shipping

ATK SP105 GEN V LT 416CI Forged Short Block +20cc Dished Pistons
ATK Engines

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#35020056

ATK SP105 GEN V LT 416CI Forged Short Block +20cc Dished Pistons

  • Oil: Conventional / Non Synthetic 10W30
  • Oil Filter: Wix or K&N
  • Timing: 34-36 Degrees
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Type:

20cc Dish

10cc Dish

$6,999.00

/each

Factory Shipped


Quantity

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Product Summary

Short Block Crate Engine Type, Internal Engine Balance

  • Oil: Conventional / Non Synthetic 10W30
  • Oil Filter: Wix or K&N
  • Timing: 34-36 Degrees
See more details

Key Specs

Crate Engine TypeShort Block
Engine Displacement6.8 liters
Camshaft TypeHydraulic Roller
Piston MaterialForged Aluminum
Crankshaft MaterialForged 4340 Steel
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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 SP105 Details

This short block is built for Naturally Aspirated engines, Boost or Nitrous. We start with a new GM LT Block and outfit it with a Manley 4340 Forged Crankshaft, H Beam Rods with ARP2000 bolts, Manley 2618 Forged Pistons and Total Seal CS AP ring package with Steel Top Rings. This short block will have the factory piston squirters plugged. ARP Main Stud upgrade $300.00

Engine Specifications:

  • Block: New GM LT1/LT4
  • Bore/Stroke: 4.065” x 4.000”
  • Displacement (cu.in): 416 CID
  • Crankshaft: Manley 4340 forged 58 tooth reluctor wheel
  • Rods: Manley 4340 forged H beam 6.125” ARP 2000 bolts
  • Pistons: 2618 forged +20cc dished
  • Rings: Total Seal CS AP Steel Top Ring with Napier 2nd Ring Set
  • Camshaft Bearings: Installed and Clocked to OEM Position
  • Freeze Plugs: Installed and Sealed
  • Oil Galley Plugs: Installed and Sealed

    • Recommended Components:

  • Balancer- Internal balance
  • Flex plate/ Flywheel- Internal balance
  • Head Gasket: .051” or per application
  • Oil Pump: Factory

    • Engine Info:

  • Oil: 5W30 Non synthetic for first 3000 miles
  • Oil Filter: Wix or K and N per application

    • Disclaimer: The recommended components listed are ATK’s recommendations of parts to be used, applications vary and your build may need something different. Contact ATK for a recommendation if you’re not certain about a component to use. 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

    Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine
    CA Prop 65
    CARB warning

    ATK Engines SP105 Specifications

    KEY SPECS
    MFG. Part #SP105
    BrandATK Engines
    Crate Engine TypeShort Block
    Engine Displacement6.8 liters
    Camshaft TypeHydraulic Roller
    Piston MaterialForged Aluminum
    Crankshaft MaterialForged 4340 Steel
    Carburetor IncludedNo
    Intake Manifold IncludedNo
    Distributor IncludedNo
    Connecting Rod MaterialForged 4340 Steel
    Valve Covers IncludedNo
    Engine BalanceInternal
    Cylinder Heads IncludedNo
    Rear Main Seal Style1-piece
    Throttle Body IncludedNo
    Timing Cover IncludedNo
    Oil Pan IncludedNo
    Water Pump IncludedNo
    Harmonic Balancer IncludedNo
    Flexplate IncludedNo
    Flywheel IncludedNo
    Air Cleaner IncludedNo
    Spark Plugs IncludedNo
    Spark Plug Wires IncludedNo
    Computer IncludedNo
    Wiring Harness IncludedNo
    Reluctor Wheel58x
    GENERAL
    Bore x Stroke (in)4.065" x 4.000"
    AssembledYes
    Material TypeAluminum
    GTIN Code00653517725197
    NotesGM LT1/LT4 block with 4.065 in. bore and 4.000 in. stroke. Forged 4340 crankshaft with dished +20cc, two valve relief pistons and 58 tooth reluctor wheel.
    Sold in QuantityEach
    Connecting Rod Beam StyleH-Beam
    Deck Height9.24"
    Main Bolt Style6-bolt
    Piston StyleDish
    Main Journal TypeChevy Gen V LT

    Questions & Answers

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    Fitment

    • 6.2 Chevy LT V8

    • 6.2 Chevy LT V8

    • 6.2 Chevy LT V8

    • Chevy LT V8 Gen V 6.2 LT1

    • Chevy LT V8 Gen V 6.2 LT4

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 6.6 Chevy LT V8

    • 6.6 Chevy LT V8

    • 6.6 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.6 Chevy LT V8

    • 6.6 Chevy LT V8

    • 5.3 Chevy LT V8

    • 6.2 Chevy LT V8

    • 5.3 Chevy LT V8

    • 5.3 Chevy LT V8

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