Chevy LS 415 LS3 Aluminum Short Block

Chevy LS 415 LS3 Aluminum Short Block


Chevy LS 415 LS3 Aluminum Short Block Basic Short Shown

Hand Built & Individually Assembled!
415 LS3 $4,995

At Last...Finally An Affordable And High Quality Precision Short Block For The LS Enthusiast! Brand New GM LS3 Aluminum Blocks Combined With Scats High Quality 4340 Forged Steel Crank And 4340 Forged Steel I-Beam Rods. JE/SRP Professional Series Forged Aluminum Pistons 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 Volume66cc68cc70cc
.040" Gasket11.5911.3311.09
.045" Gasket11.4411.1910.95
.051" Gasket11.2711.0310.79

  • Brand New GM Performance LS3 Aluminum Block w/6 Bolt Caps
  • SSRE/Scat 4340 Forged Steel Crank w/58T Reluctor Wheel (1)(2)
  • Scat 4340 6.125" I-Beam Forged Steel Rods w/ARP 8740 Bolts
  • Custom JE/SRP Forged Aluminum Pistons w/Coated Skirts
  • 1.2/1.5/3.0MM Premium 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
Deluxe Short Block Version
Includes Camshaft Package
$2195
Includes: UltraStreet Hydraulic Roller Cam, Cam Thrust Plate, Rollmaster Single Roller Timing Set w/IWIS Chain, GM Front Cover w/Seal, ATI Harmonic Balancer, Melling Hi-Performance Oil Pump, Rear Cover w/Seal and Holley Retrofit Hot Rod Pan & Pickup. Assembled With Camshaft Degreed And TDC Verified And Set
Package Options
Hi-Rev Performance Hydraulic Roller Lifters (16), Lifter Buckets (4) and Bolts (4) $395
Holley Retrofit Muscle Car Oil Pan "Road Race" Baffle $225
Crankshafts
Callies CompStar 4340 Forged Steel Crank (58T Reluctor Wheel Standard) $250
Callies Dragonslayer 4340 Forged Steel Crank (58T Reluctor Wheel Standard) $1195
Connecting Rods
Callies CompStar 4340 Steel Rods w/ARP 2000 Bolts $300
Molnar Severe Duty PA 4340 H-Beam Rods w/Asymmetrical Bolts $475
Callies Ultra H-Beam 4330M Timken Steel Rods $1095
Pistons - Pins - Rings - Bearings
Tool Steel "Heavy Wall" Wrist Pins $225
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