FORD ENGINES

Active Engines offers pre-designed GM engine configurations for the following:

347/380 HP 383/410 HP 408/450 HP 347/475 HP 466/490 HP 521/600 HP
Ford 347/380 HP  Back to top

One of the most popular engine packages, this configuration is a perfect replacement for the old, tired 289/302 in your Mustang. It is also popular for Cobra Kit Car applications. This configuration utilizes an Eagle ESP cast steel reciprocating mass, which is fully balanced and blueprinted. It is then topped off with AFR 185cc heads. This configuration delivers unsurpassed torque and horsepower, and yet weighs 40 lbs. less than a stock 302.

Item Description
Engine Type SB Ford
Bore X Stroke 4.030 X 3.400
Engine Displacement  
Block Factory - ARP main stud kit
Crankshaft Eagle ESP cast steel
Connecting Rods Eagle sir I-beam
Piston Keith Black hypereutectic flat top
Camshaft Type Comp-hyd roller
Camshaft Lift .544/.555
Camshaft Duration At .050 216/224
Valve lash  
Cylinder Heads AFR 185CC
Valve Size 2.02/1.600
Compression Ratio 10.0 -1
Rocker Arms Crane gold roller
Rocker Ratio 1.6
Balancer 28 oz.
Flywheel  
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 92
Oil Capacity 7 quarts
Peak Horsepower 380@6000
Peak Torque 430@4800
Max RPM 6400
Part # SBF347380
Ford 383/410 HP  Back to top

An excellent choice for a Street Rod or Kit Car. It delivers axle-twisting torque and outstanding horsepower, while still maintaining a good idle quality.

Item Description
Engine Type Ford 351 Windsor
Bore X Stroke 4.030 X 3.75
Engine Displacement 383
Block Factory - ARP main stud kit
Crankshaft Eagle ESP cast steel
Connecting Rods Eagle sir I-beam
Piston Flat top forged-inverted dome
Camshaft Type Comp-hyd roller
Camshaft Lift .531/.529
Camshaft Duration At .050 224/230
Valve lash  
Cylinder Heads AFR 185CC
Valve Size 2.02/1.600
Compression Ratio 9.0 -1
Rocker Arms Crane gold roller
Rocker Ratio 1.6
Balancer 28 oz.
Flywheel  
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 87
Oil Capacity 7 quarts
Peak Horsepower 410@6000
Peak Torque 440@4800
Max RPM 6400
Part # SBF383410
Ford 408/450  Back to top

The ultimate Windsor street motor combination delivers 510 lbs of torque and 450 HP. It consists of a factory block with an Eagle cast-steel reciprocating mass fir, with AFR 205CC Outlaw heads. This is fully balanced and blueprinted by Active.

Item Description
Engine Type Ford 351 Windsor
Bore X Stroke 4.030 X 4.00
Engine Displacement 408
Block Factory - ARP main stud kit
Crankshaft Eagle ESP cast steal
Connecting Rods Eagle sir I-Beam
Piston SRP flat top forged, inverted dome
Camshaft Type Comp hyd roller
Camshaft Lift .513/.529
Camshaft Duration At .050 224/230
Valve lash  
Cylinder Heads AFR 185CC
Valve Size 2.02/1.600
Compression Ratio 10.0-1
Rocker Arms Crane gold roller
Rocker Ratio 1.6
Balancer 28 oz.
Flywheel 28 oz.
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 87
Oil Capacity 7 quarts
Peak Horsepower 450@6000
Peak Torque 510@4400
Max RPM 6400
Part # SBF408450
Ford 347/475 HP  Back to top

This little small block isn't for the faint of heart. It starts with an after-market high nickle block, complete 4340 forged reciprocating mass and AFR Cylinder Heads. It can be used naturally aspirated or with some compression changes, can be either run on nitrous or can go on forced-air induction.

Item Description
Engine Type SB Ford
Bore X Stroke 4.030 X 3.400
Engine Displacement  
Block World products man-o-war
Crankshaft Eagle 4340 forged
Connecting Rods Eagle 4340 H-Beam
Piston SRP flat top forged
Camshaft Type Comp-solid roller
Camshaft Lift .608/.614
Camshaft Duration At .050 242/248
Valve lash -0.88889
Cylinder Heads AFR 185CC
Valve Size 2.02/1.600
Compression Ratio 10.2-1
Rocker Arms Crane gold roller
Rocker Ratio 1.6
Balancer ATI neutral balance
Flywheel  
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 92 octane or better
Oil Capacity 7 quarts
Peak Horsepower 475@4900
Peak Torque 450@4900
Max RPM 6800
Part # SBF347475
Ford 466/490 HP  Back to top

There is nothing like the raw torque of a big block. Active starts with a factory core, then strengthens it with ARP fasteners, KB pistons, Comp Cams Valve Train and then tops it off with Edelbrock aluminum heads. Like all of the street engines, it runs on pump fuel.

Item Description
Engine Type Ford big block
Bore X Stroke 4.360 X 3.850
Engine Displacement 466
Block Factory - ARP main stud kit
Crankshaft Ford nodular
Connecting Rods Ford 1053+ARP bolts
Piston Keith Black hypereutectic-inverted dome
Camshaft Type Comp-hyd
Camshaft Lift .584/.588
Camshaft Duration AT .050 240/246
Valve lash  
Cylinder Heads Edelbrock performer aluminum
Valve Size 2.190/1.760
Compression Ratio 10.0-1
Rocker Arms Crane gold race
Rocker Ratio 1.7
Balancer 28 oz.
Flywheel  
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 87
Oil Capacity 7 quarts
Peak Horsepower 490@5800
Peak Torque 520@4500
Max RPM 6000
Part # BBF466490
Ford 521/600 HP  Back to top

There is no replacement for displacement and at 521 inches, this one is a nasty beast. This combination starts with a factory block that is filled with ARP fasteners, Eagle ESP cast steel ricipocating mass, Comp Cams billet roller valve train components, and Edelbrock Victor Cobra Jet Cylinder Heads. The entire assembly is balanced and blueprinted.

Item Description
Engine Type Ford big block
Bore X Stroke 4.390 X 4.300
Engine Displacement 521
Block Factory - ARP main stud kit
Crankshaft Eagle ESP cast steel
Connecting Rods Eagle sir I-Beam
Piston SRP forged-inverted dome
Camshaft Type Comp-solid roller
Camshaft Lift .671/.678
Camshaft Duration AT .050 254/260
Valve lash  
Cylinder Heads Edelbrock victor cobra-jet
Valve Size 2.19/1.76
Compression Ratio 9.8-1
Rocker Arms Crane gold roller
Rocker Ratio 1.7
Balancer 28 oz.
Flywheel 28 oz.
Ignition Timing 36BTDC@4500RPM
Recommended Fuel 92
Oil Capacity 7 quarts
Peak Horsepower 580@6000
Peak Torque 625@4200
Max RPM 6400
Part # BBF521600