Power Adder Short Blocks
Basic Short Shown
427 LS7 S/C
Short Blocks
Short Blocks
New Configurations! The Perfect Short Block Foundation For The Supercharged/Turbo LS Enthusiast! Engineered For Up To 20 lbs Of Boost.
Brand New GM LS7 Aluminum Block Combined With Your Choice Of 4340 Forged Steel Crank And 4340 Forged Steel H-Beam Rods With ARP Bolts. Forged 2618 Aluminum Pistons And Premium Rings Specifically Designed For Turbo And Boost Applications Complete This High Quality Build. Every Short Block Is Machined, Balanced, Clearanced And Hand Fitted By Our Experienced Team Of Race Engine Builders.
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Supercharged / Turbo / Nitrous
Stage IRated For Up To 1000 HP
$
8,595
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Stage IIRated For Up To 1200 HP
$
9,395
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Stage IIIRated For Up To 1500 HP
$
10,695
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- Footnotes:
- (1) 58T Reluctor Wheel Standard. 24T Reluctor Wheel Available At No Extra Charge
- (2) Available With LS7 Dry Sump Style Longer Crank Snout For An Additional $150
- (3) Fully Center Counterweighted Design
| Camshaft Installation Package | $850 | ||||
| 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. | |||||
| Deluxe Short Block Version Includes Camshaft Package | $1995 | ||||
| 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 GM Performance Muscle Car Oil Pan w/Full Length Windage Tray & Pickup. Assembled With Camshaft Installed and Degreed. | |||||
| Package Options | |||||
| Hi-Rev Performance Hydraulic Roller Lifters (16), Lifter Buckets (4) and Bolts (4) | $395 | ||||
| GM Vehicle Specific Oil Pan | $Call | ||||
| Holley Muscle Car Retrofit 6 Quart Oil Pan Includes Custom GM Full Length Windage Tray and Holley "Road Race" Baffle Kit | $465 | ||||
| Moroso Street/Strip 7 Quart Welded Steel Oil Pan Includes Custom GM Full Length Windage Tray and Baffle Kit | Image Close | $395 | |||
| Blocks | |||||
| ARP Main Stud Kit (Installed Before Block Machine Work) | $295 | ||||
| Pistons - Pins - Rings - Bearings | |||||
| Custom Compression Ratios Available | $Call | ||||
| Additional Parts - Labor - Accessories | |||||
| ARP Metric Head Stud Kit (15 Bolt Heads) | $295 | ||||
| ARP 1/2" Head Stud Kit (15 Bolt Heads) | $395 | ||||
| Cometic MLS (Multi Layered Steel) Head Gaskets (.040/.045/.051 Thickness) | Each | $125 | |||
| Cometic MLS (Multi Layered Steel) Head Gaskets (.060/.066 Thickness) | Each | $145 | |||