4WD = four wheel drive
4WS = 4 wheel steering
A/R = term which describes the size of a turbochargers turbine housing. Technically A is area of volume at a specific cross section, R is radius of the centroid of that area, here this is easier, bigger A/R= more flow, less back pressure, and more lag
AEM = Advanced Engine Management, a brand name.
AFR = air fuel ratio
Air bags = safety devices used for imapact
Airbags = bags put in suspension components that when compressed with air will lift a car, and when not compressed, will lower a car
ALB/ABS = anti lock brakes
ALDL = assembly line data link
AWD = all wheel drive(i believe all wheels automatically are on
B20a5 = 88-89 Prelude
Backspacing = distance of a wheels mounting surface from the inboard rim
Base model = starting point for a line of cars. no extras
BDC = bottom dead center. the position of the cylinder at the bottom of its stroke.
Bench seat = a seat featured a continuous pad running the full width of the cabin
BHP = Brake horse power
Bling bling = shiny accessories / aftermarket stuff
Boost = 2 forms of Context. Adding a turbocharger(using a turbocharger) or adding / using Nitrous Oxide
Bore = diamater of a single cylinder in an engine block
BOV = blow off valve- valve which vents boost created by a turbo when the throttle plate is closed. makes the cool "pshhhhhh" sound
Bucket seat = a seat that has biult in supportts to help hold a person steady during turning
Bump steer = a change in toe resulting from wheel travel, causing kick backin the steering. usually occurs on lowered cars without sterring rack spacers
Bumpstop = a piece of rubber which limits the suspension compression
Burnout - A burnout occurs when the driver of a vehicle (such as a car, motorbike, or truck) spins the vehicle's drive wheels until a trail of white smoke is generated
Camber = when viwed from the front the angle a wheel sits in relation to a straight line measured in degrees
CARB EO = CARB exemtion order. an EO number is needed to get shiny aftermarket parts through the visual portion of the california emissions test.
CARB = california air resources board
Carb = Carberator
Caster = when veiwed from the side, the angle between the front wheels steering axis and a vertical line
Cat = Catalytic Convertor, an emissions device in the exaughst system
CNC = computer numerical control.
Coil bind = the point at which the coils of a coil spring touch
Compression ratio = the ratio between the volume of the cylinder, when the piston is at the bottom of its stroke, and the volume when the piston is at the top of its stroke
Compressor wheel = happy spinny thing in a turbo which provides boost
CTR = civic type r
DOHC = dual overhead cam
Drift/drifting = sideways driving technioque
Driving lights = Driving Lights have a straight direct beam to assist with high beam vision, because high beams go up and out.
Drop = to lower ones car
Dry nitrous = only injects nitrous, usually through the air intake
DSM = Diamond Star Motors
DTC: diagnostic trouble code.
Dubs = 20 inch wheels
Duration = the period over which a valve is open
Dyno, Chassis = gives Wheel Horsepower
Dyno, Engine = gives Crank/Flywheel Horsepower
Dyno = Dynometer measuring HP, TQ, used by mechanics to simulate a driving condition. Car is stationary with driving wheels on rollers.
ECM = engine control module.
ECU = Engine Control Unit
EDM = European Domestic Market
EFI = Electronic Fuel injection
EGR = Exhaust Gas Recirculation, another emissions control device
EVAP = evaporative emission.
Fart Can = Large Muffler Tip
FI = Fuel Injection
FI = Forced induction
Flashers = put on by the 'winner' of a street race
Flat spot = what happens to the tires during prolonged brake lockup or fade
Flyby = Somebody who flys by you after a race to show their 'badass'ness while being a bigger pussy
Fog lights = lights to help improve visibility in foggy weather
Forced induction = Turbocharging, supercharging, or nitros oxide
Forging = manufacturing echnique oif amshing a piece of metal into with thousands fo pounds of force
FSM = factory service manual
FWD = front wheel drive
GTi = Grand Touring(Grand Tourismo(sp)) injected
H22 = Prelude motor with VTEC from years 93-01
H23 = Prelude motor without VTEC from years 92-96
HO2S: heated oxygen sensor.
HP = Horse power
I/E/H = Intake - Exhaust - Header. Most common mods
ICE = in car entertainment
ITR = integra type r
iVTEC = intelligent Variable Valve Timing With Electronic Lift Control
JDM = Japanese Domestic Market
JRSC = Jackson Racing SuperCharger
Krylon fusion = spray paint made to bond to plastic and vinyl
KS = knock sensor
Metal cast = spray paint used to give things and anodized look
MPFI = multiport fuel injection
Mugen = an engine tuner and parts manufacturer closely associated with the Honda Motor Company.
N/A = Naturally Aspirated (no Forced Induction)
N20 = chemical makeup of nitrous oxide( 2 nitrogen atoms and 1 oxygen atom)
Nitrous Oxide = Oxygen rich gas or liquid that is injected into the engine for a short boost of power (N2O)
OBD = on board diagnostics
OEM = Original Equipment Manufacturer
Offset = axial distance between the wheel centerline and its mating surface with the hub
Opening ramp = the part of a cam lobe that takes up the valve lash and opens the valve
Over square = an engine with a large bore and short stroke
Oversteer = the rear wheels do not track behind the front wheels but instead slide out toward the outside of the turn. Oversteer can throw the car into a spin.
PA = power antenna
PB = power brakes
PGMFI = Programed Fuel Injection
PL/PDL = power locks/power door locks
POS = Pile Of Shi*
PS = power steering
PSI = pounds per square inch
PW = power windows
Rice = Looks fast; goes slow
Ricer = One who rices
Ring land = portion of a piston between the top surface and first piston ring
Rod ratio = length of a connecting rod divided by the crankshaft stroke
RWD = rear wheel drive
SAE = Society of Automotive Engineers
SAFC = Super air flow converter
SH = super handling
Shave = to get rid of, and replace with preferrably sheetmetal to give it the appearance that it isnt there and never was
Si = Sport injection
Sidewall = the verertical part of the tire
Sileighty = nissan 180sx with a silvia front end
Sleeper = Looks slow; goes fast
SOHC = single overhead cam
Spinners = wheels with an outer peice on a hub that spin when the wheels are stopped
Spokes = wheels that have many spokes or wires
Spool up = the act of a forced induction turbine spinning to create full boost
Spray = Nitrous
SRI = short-ram intake
Stand alone engine management = a user programable engine controller that replaces rather than augments the stock ECU
Stroke = vertical distance traveled by a piston between TDC and BDC
TBI = throttle body injection
TDC = top dead center. the position of the cylinder at the top of its stroke
Threshold braking = braking at the limit of the tires adhesion to provide the maximum brakeing force without locking up
Tire sizing = example, 205/50/15-treadwith(mm)/sidewall height(percent of treadwidth)/ wheel diamater(inches)
Toe = when veiwed from the top, the amount a pair of tires is pointed inwards
TQ = Torque(Something your Honda doesn't have
)Trail braking = a technique used to rotate a car during turn-in. accomplished by keeping brake pedal depresses for a short period while turning
Turbine wheel = the other spinny thing in a turbo that get tortured by exhaust gas to spin the compressor wheel
Turbo lag = the amount of time it takes for the turbine of a turbocharger to spool up, takes longer on larger turbos
Turbocharger = Uses expelled gas to force air into the engine, has spool lag.
Under square = an engine with a small bore and long stroke
Under steer = the front tires don't follow the trajectory the driver is trying to impose while taking the corner, instead following a more straight line trajectory.
USDM = United States Domestic Market
VAFC = Vtec Air Fuel Controller
Valve float = a potentially damaging condition encountered in the valve train at high engine speeds where the lifters lose contact with the cam lobes
Valve lift = the maximum distance a valve moves from its seat when open
VIN = vechicle identiftication number.
VNT = variable nozzle turbo
VTEC = Variable Valve Timing With Electronic Lift Control
VVT = variable valve timing
Wastegate [= valve that limits boost by bypassing exhaust gasses aroung the turbine wheel of a turbocharger
Wet nitrous = a n20 setup that mixed the nitrous wiith fuel
WOT-Wide open throttle
WHP = Wheel horse power
add anything missing...I'll stick it in there
