Tools and test devices
by professionals for professionals
For professional and quick mounting of their products, Motorservice offers a range of useful tools.

Piston ring assembly case
Sturdy plastic case containing piston ring pliers, piston ring scuff bands and one feeler gauge.
Feeler gauge
For measuring the ring joint clearance on piston rings, for measuring the valve clearance and for other applications.
Measuring range of 0.05–1.00 mm. 13 blades in a nickel-plated shell.
Diamond honing stones
Plastic-bound diamond honing stones on a metal support for the professional fine machining of aluminium cylinder sliding surfaces with perfect machining results.
Silicon exposing strips
Exposing strips with abrasive particles of silicon carbide bound in a porous plastic body. For mechanical exposure and rounding of silicon crystals on ALUSIL® and LOKASIL® cylinder sliding surfaces.
Piston ring pliers
Piston ring pliers ensure the safe fitting and removal of piston rings. Damage to pistons and piston rings, such as scratches, fractures and excessive strains is prevented.
Plastic Gauge
The Plastic Gauge enables a simple but accurate inspection of bearing clearances and gap dimensions. Areas of application include crankshaft and connecting rod bearings as well as situations in which a feeler gauge cannot be used.
Pressure/vacuum hand pump
Pressure/vacuum hand pumps can be used for checking and adjusting pressurerelated functions directly on the vehicle, practically anywhere that engineindependent pressure or vacuum generation is needed.
Repair kit for air conditioning lines
For repairing smaller defective spots on air conditioning lines made from aluminium and galvanised steel with outside diameters of 8, 10, 12, 16 or 18 mm in passenger cars and utility vehicles.
- Suitable for R12, R134a and R1234yf refrigerants
- Operating pressure: max. 35 bar
- Burst pressure: over 60 bar
Repair kits for coolant hoses
Coolant hoses that have been damaged in individual spots can be repaired quickly and inexpensively with this repair kit; the damaged piece of tubing is removed and replaced with a new piece of tubing using the included hose connections and connectors (0° and 90°). Motorservice’s range offers two different repair kits for passenger cars and utility vehicles.
Repair kit for compressed air lines
Smaller defective spots on compressed air lines made from polyamide (PA) and with outside diameters of 4, 6, 8, 10, 12 or 16 mm can now be quickly and inexpensively repaired with this repair kit. It is suitable for passenger cars and utility vehicles.
- Operating pressure: max. 10 bar absolute
- Burst pressure: 15 bar
Mini-ammeter
Using the mini-ammeter, power consumption can be measured simply and quickly, directly on the affected fuse in the vehicle's fuse box. There are two versions of the mini-ammeter for the most common flat fuses found in vehicles.