Chevy LS 415 LS3 Power Adder Short Block

Chevy LS 415 LS3 Power Adder Short Block

Chevy LS 415 LS3 Power Adder Short Block Basic Short Shown

415 LS3 S/C $5,695

New! The Perfect Short Block Foundation For The Supercharged/Turbo LS Enthusiast! Engineered For Up To 14 lbs Of Boost.

Brand New GM LS3 Aluminum Block Combined With Our Manley "MPower" 4340 Forged Steel Crank And 4340 Forged Steel H-Beam Rods With ARP 2000 Bolts. Custom Diamond 2618 Forged Aluminum Pistons And Total Seal Stainless Rings Specifically Designed For Turbo And Boost Applications Complete This High Quality Build. Every Short Block Is Balanced, Clearanced And Hand Fitted By Our Experienced Team Of Race Engine Builders.

  • Bore & Stroke
  • Compression Ratio
  • 4.065 x 4.000
  • See Chart Below

Chamber Volume66cc69cc72cc
.040" Gasket10.009.729.46
.045" Gasket9.899.629.37
.051" Gasket9.779.509.25

  • GM Performance LS3 Aluminum Block w/6 Bolt Caps
  • Manley 4340 Forged Steel Crank w/58T Reluctor Wheel (1)(2)
  • Molnar 4340 6.125" Power Adder Rods w/ARP Asymmetrical 2000 Bolts
  • Custom Diamond 2618 Forged Alum. SC/Turbo Pistons w/Coated Skirts
  • Total Seal 1.2/1.2/3.0MM Stainless Supercharged/Turbo Ring Set
  • Clevite 77 H-Series Main & Rod Bearings
  • Internally Balanced w/Mallory Heavy Metal
  • Professionally Blueprinted and Assembled
Camshaft Installation Package$750
Includes: Custom SSRE/Comp Cam Steel Billet Hydraulic Roller Cam, Cam Thrust Plate & Rollmaster Single Roller Timing Set w/IWIS Chain. Camshaft Installed and Degreed.

Custom Designed Camshaft Profile Based On Your Individual Application.
Package Options
Cloyes 9-3672TX9Z Timing Set w/Single Roller "Z" Chain and Steel Billet Sprockets $125
Pistons - Pins - Rings - Bearings
Tool Steel "Heavy Wall" Wrist Pins $225
Coated Bearing Package $150
Additional Parts - Labor - Accessories
Cometic MLS (Multi Layered Steel) Head Gaskets (.040/.045/.051 Thickness) Each$95
Cometic MLS (Multi Layered Steel) Head Gaskets (.060/.066 Thickness) Each$115