B383FK4WD GM Small Block Compatible 383 C.I. Standard Edition Engine and 700R4 Automatic Transmission 4WD Ready – 405 Horsepower – Builder Series – Polished Pulley Kit – Fuel Injected, BluePrint Engines

Hawks Motorsports offers our clients this B383FK4WD GM Small Block Compatible 383 C.I. Standard Edition Engine and 700R4 Automatic Transmission 4WD Ready – 405 Horsepower – Builder Series – Polished Pulley Kit – Fuel Injected, BluePrint Engines. This complete Builder Series powertrain package combines a professionally assembled 383 cubic-inch GM Small Block-compatible stroker engine with a transfer case-ready 700R4 automatic transmission, making it an excellent choice for 4WD trucks, off-road builds, classic SUVs, and custom performance projects requiring dependable torque and modern fuel injection.

Rated at 405 horsepower and 458 lb.-ft. of torque, the engine is built around a BluePrint high-strength cast iron 4-bolt main block with a cast steel crankshaft, OEM-style 5.700-inch connecting rods, hypereutectic 12cc dish pistons, BluePrint aluminum cylinder heads, and a hydraulic roller camshaft. Fuel is delivered through a Holley Sniper 2 EFI electronic fuel injection system mounted on a dual-plane aluminum intake manifold, providing improved cold starts, throttle response, and self-learning fuel management. The package also includes a polished front accessory drive with a reverse-rotation short water pump, 140-amp one-wire alternator, Type II power steering pump with remote reservoir, and air conditioning compressor. The engine and transmission are factory assembled, dyno tested, and shipped together for simplified installation.

Key Features:

• Part Number: B383FK4WD
• BluePrint Engines Builder Series engine and transmission package
• GM Small Block Compatible 383 C.I. stroker engine
• 405 horsepower / 458 lb.-ft. torque
• Holley Sniper 2 EFI electronic fuel injection
• Transfer case-ready 700R4 automatic transmission
• 4WD-ready transmission with 27-spline output shaft
• Accepts common GM four-bolt transfer cases
• BluePrint high-strength cast iron 4-bolt main block
• Cast steel 3.750-inch stroke crankshaft
• OEM-style 5.700-inch connecting rods with 150,000 PSI rod bolts
• Hypereutectic 12cc dish pistons
• BluePrint aluminum cylinder heads with 64cc combustion chambers
• Hydraulic roller camshaft (.495"/.502" lift, 220°/224° duration @ .050", 114° LSA)
• 10.0:1 compression ratio
• Dual-plane satin aluminum intake manifold
• Includes 2200–2400 RPM stall torque converter
• Includes flexplate and starter
• Includes EFI fuel pump kit
• Includes polished front accessory drive
• Includes reverse-rotation short water pump
• Includes 140-amp one-wire alternator
• Includes Type II power steering pump with remote reservoir
• Includes air conditioning compressor
• Dyno tested before shipment

Fitment Applications:

Universal GM Small Block Compatible 4WD powertrain package.

Compatible with many custom applications including:

• Chevrolet K10
• Chevrolet K20
• Chevrolet Blazer
• GMC K1500
• GMC K2500
• GMC Jimmy
• Chevrolet C/K custom conversions
• Chevrolet Suburban
• GMC Suburban
• Custom 4WD trucks
• Off-road builds
• Street trucks
• Restomod trucks
• Custom SUV projects

Verify fitment before ordering, especially when using modified vehicles, aftermarket components, custom transfer cases, or non-original engine mounts.

Installation Notes:

• Includes complete 383 C.I. fuel-injected engine assembly.
• Includes complete transfer case-ready 700R4 automatic transmission.
• Includes 2200–2400 RPM stall torque converter, flexplate, and starter.
• Includes Holley Sniper 2 EFI system and EFI fuel pump kit.
• Includes polished front accessory drive with alternator, reverse-rotation short water pump, power steering pump, remote reservoir, and air conditioning compressor.
• Transmission features a 27-spline 4WD output shaft and is designed to accept common GM four-bolt transfer cases.
• Does not include a 2WD tailhousing.
• Speedometer gear and sender housing are not included due to varying tire sizes and axle gear ratios.
• Performance cylinder heads feature 0.500-inch raised intake ports; verify intake and header compatibility before installation.
• Verify engine bay, transfer case, driveshaft, crossmember, and accessory clearances before final installation.
• Use 91-octane or higher fuel as recommended by BluePrint Engines.
• Test fit all components before final installation.