Motor Car Guides : Maintenance & Problems tips Helpful hints
Helpful hints on maintaining your car. For classic & modern cars.
Chrysler Wheel PCD & Offsets Guide
Chrysler Wheel PCD & Offsets Guide Model Year PCD Offset Bore 300C 04 on 5×114.3 15 to 20 71.5 300 m 98 on 5×114.3 35 to 40 71.4 Concorde & LHS 93 on 5×114.3 35 to 38 71.4 Le Baron 96 on 5×100 35 to 38 57.1 New Yorker 93 on 5×100 35 to 38 57.1 PT Cruiser & Neon 97 on 5×100 35 to 38 57.1 Sebring Con ...
Circle of forces explained
Vehicle Circle of forces explained The circle of forces, traction circle, friction circle, or friction ellipse is a useful way to think about the dynamic interaction between a vehicle's tire and the road surface. In the diagram below we are looking at the tire from above, so that the road surface l ...
Citreon Wheel PCD & Offsets Guide
Citreon Wheel PCD & Offsets Guide Model Year PCD Offset Bore Berlingo 96 on 4×108 15 to 18 65.1 Berlingo 08 on 4 x 108 15 to 25 65.1 C1 05 on 4×100 35 to 45 54.1 C2 03 on 4×108 15 to 27 65.1 C3 02 on 4×108 15 to 27 65.1 C4 04 on 4×108 25 to 30 65.1 C5 01 on 4×108 15 to 27 65.1 C5 08 on 5×108 35 to ...
Citroen ECU upgrades
ECU Remapping for Citroen Guide to possible BHP and Torgue improvement, on Citroen cars and vans with ECU remapping or upgrade. Model Variant Original BHP SRS II Tuning performance AX 1.4 GTi 100 BHP - Stage 1: ECU Remap +8 BHP +15 Nm Torque BX 1.9 GTi 122 BHP - Stage 1: ECU Remap +12 BHP +18 Nm To ...
Clutch Adjust & Replace
Replace Car Clutch and Adjust To replace a clutch disc the transmission must be removed. A clutch is a requirement on any vehicle with a manual transmission. Its purpose is to disengage the engine from the transmission to shift gears and while the vehicle needs to stop and remain in gear. The vehic ...
Clutch Cable Adjust & Replace
How to replace a car clutch cable Your vehicles clutch is designed to disengage the engine from the transmission when the vehicle is in gear and stopped. Also, the clutch is needed when shifting gears. There are different devices that are used to perform the process. Some use hydraulic pressure to ...
Clutch Master Cylinder Replace
How to Replace a Clutch Master Cylinder The clutch master cylinder is a unit that is designed to operate the clutch secondary-slave cylinder to disengage the transmission from the engine when the vehicle is stopped or when shifting gears. The clutch master cylinder is a hydraulic unit that applies ...
Clutch Slave-Secondary Cylinder Replace
Replace a Clutch Slave-Secondary Cylinder A clutch slave or secondary cylinder is a hydraulic device used to release the clutch; thus, it disengages the engine and transmission when a vehicle with a manual transmission is stopped and in gear and when the transmission is shifted. In general, when yo ...
Controlling car brake fade
Controlling car brake fade through driving technique Brake fade and rotor warping can be reduced through proper braking technique; when running down a long downgrade that would require braking simply select a lower gear (for automatic transmissions this may necessitate a brief application of the th ...
Conversion Factors Quick Guide
Conversion Factors Quick Guide Force 1 lbf/ft = 0.138kgf/m = 1.356 lbf/ft = 12 lbf/in 1 kgf/m = 7.233 lbf/ft = 9.807 Nm = 86.8 lbf/in 1 Nm = 0.102 kgf/m = 0.7376 Nm = 8.85 lbf/in = 1 joule 1 lbf/in = 0.113 Nm = 0.0115 kgf/m = 0.083 lbf/ft Liquids 1 Imp. gallon (capacity) = 4.456 litres = 1.201 US g ...
Coolant Leaks Finding
Finding Engine Coolant Leaks Engine Coolant Level is Low Many points in your car’s cooling system are liable to develop leaks through which coolant can escape. To inspect for a leak in your car’s cooling system, you should understand that the main physical components involved in the cooling system ...
Cornering (Lateral) force explained
Car Cornering (Lateral) force explained Tire tread element displacement and the resulting cornering force Cornering force or side force is the lateral (i.e. parallel to the road surface) force produced by a vehicle tire during cornering. Cornering force is generated by tire slip and is proportional ...
Cylinder Compression Test
Car Engine Cylinder Compression Test Engine Cylinder Compression Gauge An engine depends on an equal amount of compression in each cylinder to operate smoothly. If poor compression exists in one or more cylinders it can cause a rough idle condition and low power. A compression test can be performed ...
Dacia ECU upgrades
ECU Remapping for Dacia Guide to possible BHP and Torgue improvement, on Dacia cars with ECU remapping or upgrade. Model Variant Original BHP Tuning Performance Logan 1.4 75 BHP Stage 1: ECU Remap +9 BHP +12 Nm Torque Logan 1.5 DCi 68 BHP Stage 1: ECU Remap +25 BHP +60 Nm Torque Logan 1.5 DCi 86 BH ...
Daewoo ECU upgrades
ECU Remapping for Daewoo Guide to possible BHP and Torgue improvement, on Daewoo cars with ECU remapping or upgrade. Model Variant Original BHP Tuning Performance Aranos 2.0 104 BHP Stage 1: ECU Remap +11 BHP +22Nm Torque Cielo 1.5i 75 BHP Stage 1: ECU Remap +20 BHP +29Nm Torque Espero 1.5 90 BHP S ...
Daewoo Wheel PCD & Offsets Guide
Daewoo Wheel PCD & Offsets Size Guide Model Year PCD Offset Bore Espero 95 to 01 4×100 35 to 45 56.6 Kalos 03 on 4×100 35 to 45 56.6 Lacetti 04 on 4×114 35 to 45 56.6 Laganza 97 on 5×114.3 35 to 38 56.6 Lanos 97 to 02 4×100 35 to 45 56.6 Matiz 98 on 4×114.3 35 to 42 69.1 Nexia 95 to 01 4×100 35 to ...
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