This BluePrint Builder Series 427 c.i. engine and TKX manual transmission package is a high-output small block Chevy combination built for serious street performance with classic carbureted power and the control of a five-speed manual. Delivering 540 horsepower and 535 ft.-lbs. of torque, it combines forged internals, aluminum heads, a hydraulic roller cam, an 850 CFM Holley Double Pumper carburetor, and a polished front accessory drive with a complete TKX transmission package for a powerful, responsive setup made for aggressive acceleration and an engaging driving experience. BluePrint 427 delivers 540 horsepower and 535 ft.-lbs. of torque Polished front accessory drive Holley 850 CFM Double Pumper carburetor Forged steel crank, forged pistons, aluminum heads, and hydraulic roller cam Complete TKX manual transmission package includes clutch, hydraulic throwout bearing, bellhousing, billet flywheel, starter, and overdrive gearing Block: BluePrint Engines High Strength Cast Iron Block Manufactured and Machined in the USA! Drilled and Tapped for Clutch Linkage Mech Fuel Pump Provision: Yes Passenger Side Dipstick 1-Piece Rear Main Seal 4-Bolt Main 4.125" Bore Rotating Assembly: BluePrint Forged Crankshaft 4.000" Stroke Forged 6.000" Connecting Rods Forged Pistons Internally Balanced Front and Rear Cylinder Heads: BluePrint Aluminum Cylinder Heads – HP8103 64cc Chamber 2.08" Intake / 1.60" Exhaust Valves 220cc Intake / 67cc Exhaust Runners Cam Specs: Hydraulic Roller .577 Intake / .577 Exhaust Lift 240 Intake / 248 Exhaust Duration @ .050-112 Degree Lobe Separation Ignition Timing: Initial Timing 10-16° and Total Timing 32-34° Also Includes: Holley 850cfm Double Pumper Carburetor w/ Manual Choke – BPP04781S Satin Aluminum Intake Manifold – BPP427454INT Pro Series Ready Run Distributor – BPP3503BK Thermostat and Thermostat Housing Valve Covers – BPP9518 Spark Plugs and Wires Electric Fuel Pump Timing Cover Oil Pan Polished Front Accessory Drive – BPP350FDACPS4 Reverse Rotation Short Water Pump Type II Power Steering Pump Remote Power Steering Pump Reservoir 140amp 1-wire Alternator 7B10 Peanut Style Air Conditioning Compressor Assembled with Complete TKX Transmission Package: Mcleod Super Street Pro Single Disk Clutch Hydraulic Throw Out Bearing Bell Housing Billet Flywheel Starter First Gear Ratio: 2.87:1 Second Gear Ratio: 1.89:1 Third Gear Ratio: 1.28:1 Fourth Gear Ratio: 1.00:1 Fifth Gear Ratio: 0.81:1
Highlights
- BluePrint 427 delivers 540 horsepower and 535 ft.-lbs. of torque
- Polished front accessory drive
- Holley 850 CFM Double Pumper carburetor
- Forged steel crank, forged pistons, aluminum heads, and hydraulic roller cam
- Complete TKX manual transmission package includes clutch, hydraulic throwout bearing, bellhousing, billet flywheel, starter, and overdrive gearing
Specifications
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Engine Displacement: 427 cu. in.
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Horsepower: 540 horsepower
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Compression Ratio: 10.0:1
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Camshaft Type: Hydraulic Roller Tappet
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Cylinder Head Material: Aluminum
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Piston Material: Forged Aluminum
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Crankshaft Material: Forged Steel
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Combustion Chamber Volume: 66cc
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Camshaft Duration (.050 in): 240° intake / 248° exhaust
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Camshaft Lift (in): .577 intake / .577 exhaust
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Carburetor Included: Yes
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Intake Manifold Included: Yes
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Distributor Included: Yes
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Connecting Rod Material: Forged Steel
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Cylinder Heads Included: Yes
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Oil Pan Included: Yes
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Timing Cover Included: Yes
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Water Pump Included: Yes
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Harmonic Balancer Included: Yes
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Flywheel Included: Yes
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Air Cleaner Included: Yes
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Spark Plugs Included: Yes
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Spark Plug Wires Included: Yes
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MFG. Part #: B427KTKX
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Sold in Quantity: Kit
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Brand: BluePrint Engines
Emissions Notice
Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine
