1968 Ford GT40

Alternator Accessories & Parts

3G Alternator Harness $20.00

New OEM Connectors
Weatherpack connector for vehicle harness connection.
Simple installation only 1 wire!
Popular 3G is from the 1994-95 Mustang 5.0L

4G Alternator Harness $18.00

New OEM Connectors
Weatherpack connector for vehicle harness connection.
Simple installation only 1 wire!
Popular 4G is from the 1996-2001 Explorer 5.0L

6G Alternator Harness $30.00

New OEM Connectors
Weatherpack connector for vehicle harness connection.
Simple installation only 1 wire!
Only fits 6G alternators with Gray or Black regulators

2G Alternator Harness?
2G alternator pigtails

Alternator Charge Cable $40.00

Total Length Fuse

Custom 2 gauge heavy duty EPDM cable rated -60°F to 220°F, super flexable, resistant to flame, oil, abrasions, tar and grease. 3/8″ Lug on battery side, 1/4″ Lug with protective boot on Alternator side. Mega-fuse with holder and spare fuse. Total length is both cables combined.

Alternator Charge Cable Kit $40.00

Length & Fuse

2 gauge heavy duty EPDM cable rated -60°F to 220°F, super flexable, resistant to flame, oil, abrasions, tar and grease.
Mega-Fuse holder and 2 Mega-Fuses
Red Protective Boot for Alternator connection
4 lugs (3/8″ for Battery, 1/4″ for Alternator, 5/16″ for Mega-Fuse)
Red Adhesive Lined Heat Shrink
Solder Pellets
175amp comes with 5ft of cable, 250amp comes with 3ft of cable
*Must have a Propane torch for assembly*

Cable Cutter $15.00

Simple cost effective way to cut the Cable Kit to size.

Dual V-Belt 3G Alt Pulley $15.00

2-5/8″ Serp 3G Alt Pulley $10.00

2-1/4″ Serp 3G Alt Pulley $10.00

1-7/8″ Serp 3G Alt Pulley $10.00

8-rib Serp 3G Alt Pulley $15.00

Smaller pulley will spin the alternator faster at idle to create maximum output.
Larger pulley will allow the engine to rev higher without driving the alternator to fast.
Large 3G alternators are safe to ~15,000RPM max.
Alt RPM = Engine RPM x Crank Pulley Diameter ÷ Alt Pulley Diameter
Single V-Belt will slip over 100Amps
1-7/8″ serp pulley will void alternator warranty claims for noisy bearings.

2-1/4” 6rib Pulley w Internal Clutch $65.00

Fits Ford 3G and 6G alternators
First developed for Police and Ambulance heavy duty service
Clutch pulleys are now standard equipment on newer modern vehicles
Will prevent bearing and rotor failure from over revving damage
Alt RPM = Engine RPM x Crank Pulley Diameter ÷ Alt Pulley Diameter
Comes with installation tool and dust cover

Complete 3G Regulator $25.00

OEM Regulator Assembly Ready to Install with New Brushes.
Simple replacement, only four screws (T20 Torx® head).
Great for a glove box spare, or to freshen up an old alternator.

Complete 4G Regulator $30.00

Complete 6G Regulator $30.00

3G Bearing Set $10.00

4G Bearing Set $15.00

6G Bearing Set $15.00

3G Rear bearing is oversized for better performance, yet NO machining required
Heavy Duty design for high-temperature applications withstanding up to +347°F
Special high-temperature seals
Provides more than twice the life of standard bearings

3G Charge Stud Extension $5.00

Space the charge output stud away from the alternator case for a better angle.
Makes it easier to attach the battery charge cable.

3G Brush $2.50 ea

3G rear bearing dust cap $1.00 ea

stock 135mm 95Amp 3G Rectifier $35.00

stock 148mm 130Amp 3G Rectifier $40.00

200Amp 3G Rectifier for 148mm alternators $75.00

Converts your 130Amp 3G alternator into a 200+Amp animal!
Fits 148mm 3G Alternators, typically called “130A Large case 3G.”
Will not fit 135mm 3G Alternators, typically called “95A Small Case 3G.”
Requires alternator disassembly and soldering at 6 points, NOT a simple upgrade!

Charge Light Resistor $1.00

510K ohm 1watt resistor
Used with the optional Alternator Charge Light circuit

 

 

How to install your 3G Alternator


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