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Maintenance Guide

Maintenance Guide

Maintenance Guides. Service repairs for Classic & modern cars. Manuals (registered users only).

Drivetrain   Electrical & electronic   Engine Guide   Engines Makes   Induction-extraction   Suspension & Steering   Tools   Vehicle Body   Wheels & Brakes
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  • Lancia ECU Upgrades

    Technical Guides
    Lancia ECU Upgrades

    ECU Remapping for Lancia cars Guide to possible BHP and Torgue improvement, on Lancia cars with ECU remapping or upgrade. Model Variant Original BHP Tuning Performance Dedra 1.6 ...

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  • Lancia Flat-4 engine (1960-1984)

    Registered
    Engines
    1960s
    Lancia Flat-4 engine (1960-1984)

    Lancia Flat-4 engine From 1960 to 1984 Lancia introduced its new aluminum flat-4 engine in 1960 for the Flavia. Though it was a pushrod engine, it was advanced for the time. The ...

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  • Lancia V4 engine (1922-1976)

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    Engines
    1920s
    Lancia V4 engine (1922-1976)

    Lancia V4 engine 1922 to 1976 Layout Configuration 10° V4 engine 11° V4 engine 13° V4 engine 20° V4 engine Displacement 903 cc (55.1 cu in) 1,090 cc (67 cu in) 1,091 cc ...

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  • Lancia V6 engine (1950-1970)

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    Engines
    1950s
    Lancia V6 engine (1950-1970)

    Lancia V6 engine 1950 to 1970 Layout Configuration OHV 60° 2-valve V6 Displacement 1.8 L (1754 cc) 2.0 L (1991 cc) 2.3 L (2266 cc) 2.5 L (2451 cc) 2.5 L (2458 cc) 2.8 L (2775 cc) ...

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  • Lancia Wheel Fitment PCD & Offsets

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    Technical Guides
    Lancia Wheel Fitment PCD & Offsets

    Lancia Lancia Wheel Fitment PCD & Offsets Size Guide Model Year PCD Offset Bore Dedra/Delta 93 90 on 4×98 35 to 38 58.1 Delta Integrale 94 on 4×98 30 to 40 58.1 Delta Integrale ...

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  • Land Rover ECU upgrades

    Technical Guides
    Land Rover ECU upgrades

    ECU Remapping for Land Rover Guide to possible BHP and Torgue improvement, on Land Rover cars with ECU remapping or upgrade. Variant Original BHP SRS II Tuning Performance 2.4 ...

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  • Land Rover Wheel Fitment Guide

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    Technical Guides
    Land Rover Wheel Fitment Guide

    Land Rover Wheel Fitment PCD & Offsets Size Guide Model Year PCD Offset Bore Defender 90/110 92 on 5×165 30 to 40 Discovery I 90 to 98 5×165 30 to 40 Discovery II 98 to 03 5×120 ...

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  • Lateral force variation

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    Technical Guides
    Lateral force variation

    Lateral force variation explained Tires provide for steering, traction, braking, and load support by transmitting forces between the vehicle and the road. Lateral force variation ...

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  • Leaf spring

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    Technical Guides
    Leaf spring

    Car Leaf spring explained A leaf spring is a simple form of spring commonly used for the suspension in wheeled vehicles. Originally called a laminated or carriage spring, and ...

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  • Left-foot braking explained

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    Technical Guides
    Left-foot braking explained

    Car Left-foot braking explained Left-foot braking is the technique of using the left foot to operate the brake pedal in an automobile, leaving the right foot dedicated to the ...

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  • Lever arm shock absorber

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    Technical Guides
    Lever arm shock absorber

    Lever arm shock absorber Lever arm shock absorbers were the first form of hydraulic shock absorber or damper used for car suspension. They appeared in the 1930s and were most ...

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  • Lexus ECU upgrades

    Technical Guides
    Lexus ECU upgrades

    ECU Remapping for Lexus Guide to possible BHP and Torgue improvement, on Lexus cars with ECU remapping or upgrade. Model Variant Original BHP SRS II Tuning Performance IS 2.0 155 ...

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  • Lexus Wheel Fitment Guide

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    Technical Guides
    Lexus Wheel Fitment Guide

    Lexus Wheel Fitment PCD & Offsets Size Guide Model Year PCD Offset Bore ES 300 92 to 97 5×114.3 38 to 45 60.1 GS 300 93 on 5×114.3 35 to 45 60.1 GS 400 93 on 5×114.3 38 to 45 ...

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  • Light emitting diodes (LED)

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    Technical Guides
    Light emitting diodes (LED)

    Light emitting diodes (LED) LEDs are being used with increasing frequency in automotive lamps. They offer very long service life, extreme vibration resistance, and can permit ...

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  • Limited-slip differential

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    Technical Guides
    Limited-slip differential

    Limited-slip differential (LSD) A limited-slip differential (LSD) is a type of automotive differential gear arrangement that allows for some difference in angular velocity of the ...

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  • Limousine

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    Information
    1900s
    Limousine

    Limousine View all Limousines in related items Below. A limousine (or limo) is a luxury sedan or saloon car generally driven by a chauffeur and with a partition between the ...

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  • Line lock

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    Technical Guides
    Line lock

    Line lock explained A line lock is a device that allows the front brakes to lock independently of the rear brakes via a switch.The device is an electric solenoid that controls a ...

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  • Live axle

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    Technical Guides
    Live axle

    Live axle A live axle, sometimes called a solid axle, is a type of beam axle suspension system that uses the drive shafts that transmit power to the wheels to connect the wheels ...

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  • Long-bolt engine

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    Technical Guides

    Long-bolt engine A long-bolt or through-bolt engine is an internal combustion piston engine where, following usual practice, the cylinder head is held down by bolts or studs. ...

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  • Lotus 900 series Engine (1972-1996)

    Engines
    1970s
    Lotus 900 series Engine (1972-1996)

    Lotus 900 series Engine range A lotus 912 Engine It is a common misconception that the Lotus 900 series engines were modified Vauxhall engines. The 900 series was designed by ...

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  • Lotus 907 engine

    Engines
    1960s
    Lotus 907 engine

    Lotus 907 engine The Lotus 907 was an engine designed and manufactured for automotive applications by Lotus Cars. It was an original design, dual overhead cam, 16 valve all alloy ...

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  • Lotus ECU Upgrades

    Technical Guides
    Lotus ECU Upgrades

    ECU Remapping for Lotus cars Guide to possible BHP and Torgue improvement, on Lotus cars with ECU remapping or upgrade. Model Variant Original BHP DNA Tuning Performance Elan 1.6 ...

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  • Lotus Ford Twin Cam Engine (1962-1975)

    Engines
    1960s
    Lotus Ford Twin Cam Engine (1962-1975)

    Lotus Ford Twin Cam Engine Overview Manufacturer Lotus Cars Also called Lotus TwinCam, Cosworth Mk.XIII, Cosworth Mk.XV Production 1962–1975 Combustion chamber Configuration ...

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  • Lotus Wheel Fitment Guide

    Technical Guides
    Lotus Wheel Fitment Guide

    Lotus Wheel Fitment PCD & Offsets Size Guide Model P.C.D. Lotus Eclat 4 x 114.3 Lotus Excel 4 x 114.3 Lotus Elite 4 x 114.3 Lotus Esprit (Pre 1981) 4 x 100 Lotus Esprit (From ...

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  • Lower tie bar

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    Technical Guides
    Lower tie bar

    Lower tie bar A lower tie bar is an alloy/steel bar that ties the lower suspension pick-up points of a vehicle (with an independent suspension) together. It increases chassis ...

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  • Luxury vehicles

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    Information
    1900s
    Luxury vehicles

    Luxury vehicles View all Luxury vehicles in related items Below. Luxury vehicle is a marketing term for a vehicle that provides luxury — pleasant or desirable features beyond ...

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  • M4 Mid-engine, four-wheel-drive layout

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    Technical Guides
    M4 Mid-engine, four-wheel-drive layout

    Automotive Mid-engine, four-wheel-drive layout (M4) Explained In automotive design, an M4, or Mid-engine, Four-wheel-drive layout places the internal combustion engine in the ...

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  • MacPherson strut

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    Technical Guides
    MacPherson strut

    MacPherson strut The MacPherson strut is a type of car suspension system which uses the axis of a telescopic damper as the upper steering pivot. It is widely used in modern ...

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  • MagneRide

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    Technical Guides
    MagneRide

    MagneRide explained MagneRide is an automotive suspension system owned by Beijing West Industries that utilizes magnetically controlled dampers, or shock absorbers, for a highly ...

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  • Magnetorheological damper

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    Technical Guides
    Magnetorheological damper

    Magnetorheological damper A magnetorheological damper, shock absorber is a damper filled with magnetorheological fluid, which is controlled by a magnetic field, usually using an ...

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  • Main 4-bolt

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    Technical Guides
    Main 4-bolt

    4-bolt main Explained A 4-bolt main refers to the number of bolts attaching the main bearing caps to the block of an internal combustion engine. Four bolt mains are considered ...

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  • Main 6-bolt

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    Technical Guides
    Main 6-bolt

    6-bolt main engine 6-bolt main refers to the number of bolts holding the main caps to the block of an internal combustion engine, and therefore holding the crankshaft in place. A ...

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  • Manifold Intake Variable length

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    Technical Guides
    Manifold Intake Variable length

    Variable-length intake manifold In internal combustion engines, a variable-length intake manifold (VLIM),variable intake manifold (VIM), or variable intake system (VIS) is an ...

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  • Manifold vacuum

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    Technical Guides
    Manifold vacuum

    Manifold vacuum Manifold vacuum, or engine vacuum in an internal combustion engine is the difference in air pressure between the engine's intake manifold and Earth's atmosphere. ...

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  • Manual transmission

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    Technical Guides
    Manual transmission

    Manual transmission A standard transmission or manual transmission is the traditional type of transmission used in a car. The manual or standard transmission consists of a series ...

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  • MAP Sensor

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    Technical Guides
    MAP Sensor

    MAP sensor explained The manifold absolute pressure sensor (MAP sensor) is one of the sensors used in an internal combustion engine's electronic control system. Engines that use ...

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  • Maserati ECU Upgrades

    Technical Guides
    Maserati ECU Upgrades

    ECU Remapping for Maserati Guide to possible BHP and Torgue improvement, on Maserati cars with ECU remapping or upgrade. Model Variant Original BHP Tuning Performance 420 2.0 185 ...

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  • Maserati Wheel Fitment Guide

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    Technical Guides
    Maserati Wheel Fitment Guide

    Maserati Wheel Fitment Guide PCD & Offsets Sizes Model Year PCD Cambiocorsa Coupe/Spyder 2002 to 2007 5×108 GrandSport & Spyder 2005 to 2006 5×108 Quattroporte 2005 on 5×114.3 ...

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  • Mass Air Flow Sensor

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    Technical Guides
    Mass Air Flow Sensor

    Mass Air Flow Sensor Car Mass Air Flow Sensor Diagram The mass air flow sensor (MAF) is used to monitor the amount of air going into the engine while running. Mass air flow ...

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  • Mass Air Flow Sensor MAF Replace

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    Technical Guides
    Mass Air Flow Sensor MAF Replace

    How to Replace a Car Mass Air Flow Sensor (MAF) The mass air flow sensor or MAF is a vital part to your cars computer system. This device is used to measure the amount of air ...

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  • Master cylinder

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    Technical Guides
    Master cylinder

    Master cylinder In automotive engineering, the master cylinder is a control device that converts non-hydraulic pressure (commonly from a driver's foot) into hydraulic pressure. ...

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  • Maybach ECU upgrades

    Technical Guides
    Maybach ECU upgrades

    ECU Remapping for Maybach Cars Guide to possible BHP and Torgue improvement, on Maybach cars with ECU remapping or upgrade. Model Variant Original BHP Tuning Performance 57 5.5 ...

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  • Mazda 10A engine (1967-1973)

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    Engines
    1960s
    Mazda 10A engine (1967-1973)

    Mazda 10A engine production Head office factory, Ujina factory manufacturing period 1967-1973 type Water-cooled series 2 rotors displacement 491cc x 2 (982cc ) Inner Diameter x ...

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  • Mazda 12A engine (1970-1990)

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    Motor Cars
    1970s
    Mazda 12A engine (1970-1990)

    Mazda 12A rotary engine production Head office factory, Ujina factory manufacturing period 1970-1990 type Water-cooled series 2 rotors displacement 573cc x 2 (1,146cc) Inner ...

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  • Mazda 13A engine (1969-1971)

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    Engines
    1960s
    Mazda 13A engine (1969-1971)

    Mazda 13A Rotary engine production Head office factory, Ujina factory manufacturing period October 1969 to June 1970 type Water-cooled series 2 rotors displacement 655cc x 2 ...

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