3622145147 Dyno Tested LS 427 DBW 605HP with front accessory drive system and TKX 5- speed transmission.

Ohio Speed Shops engine packages are built as ordered so we can provide you personalized options and service.

Ohio Speed Shops Dyno Tested LS 427 605HP Engine Package Includes:

• FREE 48 State Truck Freight Shipping
• Initial engine break-in on dyno prior to test and tuning.
• Engine Dyno Tested and Tuned.
• Self Learning Holley Terminator X Max engine harness, ecu and 3.5" touchscreen display.
• Silver fabricated aluminum intake manifold.
• 102mm DBW throttle body. (Not shown in picture, does Not include air filter)
• Holley DBW gas pedal.
• Black billet fuel rails, plumbed for driver’s side rear inlet. Setup for no return EFI fuel pump.
• 522-428X Holley EV6 42lbs Injectors.
• 554-102 Holley Fuel Press Sensor.
• Installed Polished CVF HD 8-Rib Serpentine Drive System A/C, GM Type II P/S pump & 140amp Alt.
• Remote power steering reservoir, hose and fitting package.
• PW30700 Painless Performance High Amp Alternator Wiring Kit.
• Polished fabricated aluminum coil covers.
• Your choice of engine block color: natural, black, Chevy orange or bright red.
• New HD Starter with bolts
• Your choice of oil pan: Holley 302-1, TSP 81074, Chevy Performance Musclecar Pan. (This engine has a 4.125” stroke and will NOT work with Holley 302-2, 302-3, GM F/body or GM C-6 LS oil pans)

Engine Specifications:

• Power: 605 HP @ 6100 RPM, 565 ft. lbs. of torque @ 5300 RPM.
• Brand New BPE 427 long block
• Engine size: 427 CID 7.0L
• Bore / Stroke: 4.068” x 4.125”
• Engine block: New BPE Cast Iron
• Camshaft: Hydraulic Roller, Duration 239I / 255E, Lift .624I / .624E, LSA 114
• Compression Ratio: 11:1
• Recommended Fuel: 91 Octane
• Maximum Recommended RPM: 6800

Tremec TKX Transmission Base Package (Contact us for complete YMM specific TKX swap packages)

• Tremec TCET17805 5 speed manual transmission, 2.87 1.89 1.28 1.00 .68 Ratios.
• BHG-LAK00105A Aluminum GM LS/LT bellhousing with hardware.
• HD roller pilot bearing.
• Steel flywheel 6-bolt, 168T.
• 6911-07 McLeod RST Twin Disc Clutch Kit, diaphragm style, Organic.
• Flywheel and pressure plate bolt & hardware kit.
• HGTKXLSSK hydraulic throw-out bearing package with spacers.
• Transmission mount and hardware package.
• 3QT TKX Break-in transmission fluid.
• 3QT TKX 75W80 GL-4 transmission fluid.

Tremec TKX Transmission Details:

• 600 lb.-ft. of torque capacity; capable of engines speeds of 8,000 RPMs with shifts at 7,500 RPMs.
• Designed for multiple applications with three shifter locations.
• Compact, end-loaded design provides clearance in most transmission tunnels without floor modifications.
• Increased case strength with three-piece aluminum housing provides outstanding structural stiffness.
• Gaskets at all flanges simplifies installation and eliminates fluid leaks.
• Superior shift-ability through use of multi-cone synchronizers and hybrid synchronizer rings made of sintered bronze and carbon.
• All gears and shafts made from special grade steel (ASTM 4615), providing increased torque carrying capacity.
• Equipped with a high-performance short-throw billet aluminum shifter that isolates road noise, while providing clean, crisp shifts.
• Robust design with internal three-rail shift system and a combination of aluminum and steel shift forks.
• Wide gear width increases gear life and torque capacity.

Engines are built as ordered so changes can be made such as: engine trim, serpentine drive configuration, engine paint, oil pan, etc.

CVF Racing front accessory drives are available with or without A/C, with or without P/S, Saginaw, GM Type II or Hydro Boost power steering pumps available. Black, Polished and other finishes available.