Search | R107 | Electrical

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$19.95

HD Diesel Engine Glow Plug Circuit Tester

Every diesel owner should have one of these in the trunk to quickly test glow plug functions

A 12 volt test light is a very handy tool to have when working on any car but it is particularly important if you have a old diesel. This tool will allow you to quickly determine if there is power getting to your glow plugs, and if not where the power is breaking down.

On Demand Video
Mercedes Ignition Switch Buzzer - On Demand Video
$2.99

How to Replace a Mercedes Ignition Key Lock Buzzer Switch - On Demand Video

When replacing a steering lock this little black switch can be a pain to get off

When replacing the steering lock assembly in your Benz you will need to remove that little black plastic switch on the side of the lock from the old one and put it on the new part. You can not pry it off, squeeze it off or pull it off by hand. 

On Demand Video
Using Lipo Batteries - On Demand Video
$3.99

How to Use Small Lithium Polymer Batteries to Work on Your Car - On Demand Video

If you are into RC (radio control) you will already have these batteries and special charger

Tired of lugging around heavy batteries or battery boosters to test electrical components in your car? It does not have to be a Mercedes. It does not even have to be a car. Anything that runs off 12 volt DC power can be tested by these small, light weight but very powerful batteries.

Early Internal Square Voltage Regulator
$36.50

Early Internal Square Voltage Regulator

Fits Early Pre 1980 Models -Direct replacement for rectangular box regulator

Works on most Early 116, 107, 114, 115 and early 123 models up to the end of the 1970s. This is a replacement for the Bosch rectangular voltage regulator (see image below) those cars that use an internal voltage regulator.

$3.80

30 Amp Strip Fuse 2 pak- High Amp Draw Components

Primary use for fans and heating units on late 126 and 107 , 201 and 124 Chassis

Yes, there may be a fuse inside or outside your fuse box that controls your heater blower motor or another high amp draw electrical component. Most of the separate fuse holders require a 30 amp fuse. You may find a funny looking bent fuse inside your fuse box.

On Demand Video
$4.99

Waking Up an Old Benz That Has Sat for Years Part 2 - On Demand Video

After getting the engine running what's next?

When an old Mercedes ( or any other car for that matter ) has sat idle for over a year it can be a challenge to get it safely back on the road again. If it has sat idle for more than 5 years you may find it difficult to even get the engine running.

Sale
$196.00

1981 to 1985 R107 380SL REBUILT Cruise Control Amplifier

Our experience has shown 70% to 80% of cruise control problems are related to failure of this unit - NO CORE CHARGE!

Rebuilt and sealed unit by a professional electronic component rebuilder. Replacing this unit will solve most BUT NOT ALL cruise control problems on your 380SL roadster.

Sale
$30.00

R107 Late 450SL Early 380SL Pair of Hirschmann Parts Antennas - USED

HALF PRICE SALE. If you are trying to restore your original metal case antenna these parts will help!

This is part of our winter halfprice sale. Specials changing weekly. Only one available as shown. This pair of parts antennas are the exact parts you will receive. I do not know the reason why they do not work. I did not take the time to test each component so there are no guarantees.

$165.00
Currently out of stock.

1981 to 1989 R107 V8 Bosch Factory Remanufactured Alternator

Fits all 380SL and 560SL - no core charge or need to return old alternator!

NEW reman as shown. Has been sitting in my shop for a few years so the box is a little beat up. You will need to use the front pulley and fan assembly off your current bad alternator..  

$155.00

R107 Fuel Tank Sending Unit - NEW!

O-ring Seal is included. Fits ALL 107 350sl, 450SL, 380SL, and 560SL.

This is a quality aftermarket part and an excellent alternative to a used one. New O.E. is no longer available. 

On Demand Video
$12.99

How to Test and Troubleshoot Your Power Antenna Wiring - On Demand Video

Applies to most all models from the early 1970's to the early 1990's

This 17-minute video will cover the removal of an old Hirschmann power antenna and then Kent will show you how to troubleshoot the wiring plug in the car to see if you are getting proper power back to the antenna. No sense in replacing a faulty antenna until you make sure your wiring is OK!

$288.00

450SL 450SLC 380SL 380SLC Original Hirschmann Power Antenna Refurbished

Up to 1983 or 1984: (see warning below). Lower bracket and fender mounting hardware NOT included - must be used from your existing antenna LAST ONE

This period-correct Hirschmann power antenna has been inspected, cleaned, lubricated, adjusted, and tested in our shop. A brand new antenna mast was installed. This one is in super nice condition.

On Demand Video
$12.99

How to Remove a Window Regulator When Motor Won't Run - On Demand Video

This technique was filmed on a W126 sedan "stuck" front window regulator. Principles will apply to most power windows 1970 to 1995 but not all.

When the motor won't move the window down you can not get to the bolts that hold the regulator to the glass. So then how can you get it out of the door!  What a pain! In this xxx minute video Kent will show you what you need to do in order to get a "stuck" power window regulator out of a door.

$28.95

1968 to 1995 Most Models Fuse Box Basic Service Kit - Without Tool

Fuses, supplies, and video instructions (below) to restore most older fuse boxes to better than original condition. TOOL NOT INCLUDED IN BASIC SERVICE KIT

So you think the fuses in your old Mercedes fuse box are fine and have no need for service. Sometimes fuses may look ok at first glance, but if you are having some unexplained and/or intermittent electrical problems, then you might want to take a closer look - and I mean real CLOSE!

$39.50

1968 to 1995 Most Models Fuse Box Ultimate Service Kit

Fuses, supplies, tools and video instructions (below) to restore most older fuse boxes to better than original condition.

So you think the fuses in your old Mercedes fuse box are fine and have no need for service. Sometimes fuses may look ok at first glance, but if you are having some unexplained and/or intermittent electrical problems, then you might want to take a closer look - and I mean real CLOSE!

$2.75

16 AMP Red Fuses - 5 PK

These are the original aluminum style. The copper alloy ones we use to sell are no longer available!

We sell these not because we love them, but because you are going to need red fuses in most fuse boxes and these are the best aluminum ones available. Sold in a pak of five 16 amp fuses.

$115.00

R107 450SL Auxiliary Electric Fan and Mounting Bars - USED

Removed from a 1980 450SL - bars may fit ther models with the same design. Auxillary fan itself fits multiple models even outside the R107

Hard to find an original O.E. in this good of condition. Very smooth running fan and nice bars. 

$3.75

Unique Brass Brushes for Cleaning Electrical Contacts in Tight Locations

Two different ends for different applications. Small end is very narrow. Ideal brush for cleaning fuse box contacts.

Kent has found so many uses for this little brush that he can hardly count them. On the top of his list is using this brush to clean out the typical corrosion on the fuse box contacts. Watch the video and you will see what this brush is ideal. 

$38.50

Premium 12 Volt Battery Tender / Maintainer Installation Kit with Video instructions

Quickly disconnect and reconnect to your car's battery - SAVE your battery and know it will always start!

This is a must-have if you have a prized Benz or any car you don't drive often!! If you let any of your cars sit for long periods ( generally over 30 days) without driving them, you can ruin your battery, especially if you let it go completely dead.

$7.50

Electrical Female Plug Contact Cleaner Brush and Anti-corrosion Kit

Four different sizes of stiff nylon brushes to get into those small plug holes with dielectric grease and applicators

The electrical plugs on 1995 and older Mercedes have a tendency to corrode when exposed to high moisture enviornments. When they do corrode - you will not see the corrosion - and you can end up having all kinds of weird electrical problems.

$14.75

Ceramic Fuse Easy Install Tool with Custom Jaws

Fastest, easiest and most secure way to remove and replace the fuses in your fuse box. Version 2 now with improved gripping head to get into tight places.

After years of "fighting" fuse replacement, Kent finally decided he had had enough!  And so is born another special tool. It is designed specifically to securely grab hold of a ceramic fuse and remove it from and replace it back into the fuse box with very minimal exertion and no damage.

On Demand Video
Battery Connection Troubleshooting and Maintenance - On Demand Video Instruction
$2.99

Battery Connection Troubleshooting and Maintenance - On Demand Video

Extremely critical on later cars with on board computer systems

In this video Kent explains some of the key reasons for poor battery contact and loss of voltage to important electrical components.  If you want your later model Mercedes to run a peak performance pay attention to your battery.

$32.50

TOOTHED Antenna Mast for Hirschmann Power Antenna W123 W126 w/INSTRUCTIONS

DOES NOT FIT WAGONS OR COUPES -- SEDANS ONLY - What the video below to confirm the type you need.

 IMPORTANT NOTE: We do not sell replacement antenna masts by year and model. We have run across too many problems with confusion, interchangeability, and previously swapped antennas. We sell a SMOOTH TAIL mast and a TOOTH TAIL mast.

PDF
$2.95

Fuse Box Upgrade Instructions By Kent Bergsma - Download

 Have you been having electrical problems in your older Mercedes? Maybe you have taken the fuse box cover off and wiggled a few fuses and it has solved the problem for a while. You probably noticed corrosion on the tips of the old aluminum fuses.

$24.95
Currently out of stock.

Battery Tender (Trickle Charger) Installation Kit

NO LONGER AVAILABLE. Please see related products below for our premium upgrade of this charger kit.

This is a must-have if you have a prized Benz or any car you don't drive often!! If you let any of your cars sit for long periods ( generally over 30 days) without driving them, you can ruin your battery, especially if you let it go completely dead.

$18.95

Late 114 115 and 116 107 and 123 126 201 124 Seat Belt Warning Buzzer Switch

Fits most 1974 to 1991 Models with steering lock buzzer switch

Genuine MBZ Part with wiring plug for later models: Please note this buzzer is really for the 1985 and later models. The wiring pigtail is not used on pre-1985 steering locks. The switch itself is the same but for older models you will have to install and leave the pigtail connected.

Sale
$49.99

Early 123 Early 107 Late 116 Genuine OEM Ignition Switch

Fits most 1977 to 1979 W123 240D 300D 300CD 300TD,1977 to 1980 W116. and 1973 to 1980 R107 450SL, 450SLC

Get a spare. These will soon be NLA. NEW OLD STOCK Genuine Mercedes Ignition Switch. Fits early 123 chassis up through 1979, early 107 450SL from 1973-1980 and 1977-1980 116 300SD, 280SE, 450SE, and 450SEL.

$3.90

25 AMP Blue Fuses - 5 PK

NO LONGER BEING MADE / LIMITED INVENTORY OF COPPER ALLOY THERMOPLASTIC FUSES LEFT! We have some of the last remaining inventory in the country but it will not last forever. Pack of five 25 amp Fuses, made of copper alloy.

$5.25
Currently out of stock.

8 AMP White Fuses - 5 PK

NO LONGER BEING MADE / LIMITED INVENTORY OF BRASS ALLOY CERAMIC FUSES LEFT! We have some of the last remaining inventory in the country but it will not last forever. Pack of five 8 amp Fuses, made of brass alloy. This fuse will not corrode like an original aluminum fuse. High quality.

$26.95

Bosch 335HZ Horn

Fits the following:
MERCEDES BENZ 190C
MERCEDES BENZ 190DC
MERCEDES BENZ 190DT
MERCEDES BENZ 200
MERCEDES BENZ 200D
MERCEDES BENZ 220
MERCEDES BENZ 220D
MERCEDES BENZ 220S
MERCEDES BENZ 220SE
MERCEDES BENZ 230

$29.95

Windshield Washer Squirter Pump Replacement Kit

Fits all 123 126 201 124 129 140 chassis 1977 to 1995 plus other models listed below

This kit fits many models of Mercedes from the late 1970s up into the late 1990s (see list below). Pump problems abound and when you change the pump you are much better off to change the old rubber seal and brittle washer braided hose at the same time.