SKU: 25-TSP427TK675 Category:

675 HP 427 CID LS7 Turn Key Package

Please Call To Order

Rough Idle, Requires minimum 2800 stall converter.
GM LS7 Aluminum Engine Block.
Lunati Forged 4340 4.00″ Stroke Crankshaft.
Lunati Forged 6.125″ Connecting Rods.
Wiseco 4.127″ Forged Piston Set with Steel Top/Napier 2nd Ring Set.
11.45:1 Compression Ratio.
Precision Race Components 265cc Aftermarket 6-Bolt LS7 Cylinder Heads with PRC EHT Dual Valve Spring Kit with Titanium Retainers.
Texas Speed & Performance Custom-Grind Hydraulic-Roller Camshaft.
Texas Speed & Performance Hardened Pushrods.
GM Cylinder Head Bolts.
Cometic MLS Cylinder Head Gaskets.
GM Rocker Arms with Comp Cams Trunion Upgrade Kit.
Full ARP Hardware.
Billet Remote Coil Pack Relocation Mounts for a Clean Look Under the Hood.
GM Hot Rod Oil Pan Kit as Standard.
GM Corvette Front Drive Accessory Kit Installed as Standard.
GM LS7 Intake Manifold Assembly: Includes Manifold, Fuel Rail, Fuel Injectors, and GM LS7 Electronic Throttle Body.
GM Throttle Pedal.
Complete GM Sensors.
GM Ignition Coil Packs.
MSD Universal Cut-to-Fit LS1 Spark Plug Wire Kit.
NGK Spark Plugs.
Custom-Built Engine Wiring Harness Built Specific for Your Application.
TSP Programmed ECM Specific for Your Setup.
GM Mass Air Flow Sensor.
GM Starter.
12 Quarts of Joe Gibbs Break-In Oil.
AC Delco Oil Filter.
GM Flywheel or Flexplate.


An additional charge of $535 will be added on to your order for crating fee, engine cradle, and truck freight shipping.