since i'm pretty no0b with acronyms, heres a list of some so that people will know what parts they are taking about.
FEEL FREE TO CONTRIBUTE.
Engine Specific
TOB = throw out bearing
IACV = idle air control valve
WOT = wide open throttle
TB = throttle body
IM = intake manifold
VC = valve cover
I/H/E = intake header exhaust
TDC = top dead center
BTDC = before top dead center
EGR = exhaust gas recirculation
RAS = rocker arm stopper
FPR = Fuel pressure regulator
DP = downpipe
BS = balance shaft
PCV = positive crankcase ventilation
DOHC - Dual Overhead Camshafts
HEMI - Hemispherical Combustion Chamber
OHV - Overhead valve
SOHC - Single Over Head Camshaft
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Turbo
BOV = blow off valve
MBC = manual boost controller
FMIC = front mount intercooler
SMIC = side mount intercooler
CAC = charged air cooler (intercooler)
I/C = Intercooler
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Drivetrain
FWD = Front Wheel Drive
RWD = Rear Wheel Drive
AWD = All Wheel Drive
PP = pressure plate
F/W = flywheel
A/T = automatic transmission
M/T = manual transmission
DS = driveshaft
LSD = limited slip differential
VLSD = viscous limited slip differential
HLSD = Helical Limited Slip Differential
TCC = torque converter clutch
STB = Strut Tower Bar(s)
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Electrical
ECU = electronic control unit
BARO = barometric pressure sensor
MAF = Mass airflow sensor
TPS = Throttle position sensor
MAP(s) = manifold absolute pressure sensor
DFI = direct fuel injection
CAS = cam angle sensor
CPS = crankshaft position sensor
EFI = electronic fuel injector
CL = closed loop
OL = open loop
O2S = oxygen sensor
OBD 1 = on board diagnostics 1st generation
OBD 2 = on board diagnostics 2nd generation
PCM = powertrain control module
PROM = programmable read only memory
SFI = sequential fuel injection
ICM = ignition control module
KOEO = key on, engine off
KOER = key on, engine running
KOEC = key on, engine cranking
KS = knock sensor
H2OS = heated oxygen sensor
VAF = vane airflow meter
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Suspension & Braking
BMC = brake master cylinder
ABS = anti-lock brake system
RUCAS = rear upper control arm
LCA = lower control arm
HICAS = High Capacity Actively Controlled Suspension
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Technical
NMAC - Nissan Motor Acceptance Corporation
OEM - Original Equipment Manufacturer
A/F = air / fuel ratio
PSI = pounds per square inch
HP = horsepower
BHP = Brake Horse Power
WHP = Wheel Horse Power
CHP = Crank Horse Power
TQ = Torque
WTQ = Wheel Torque
VIN = vehicle identification number
BHP = Brake horsepower
BSFC = base specific fuel consumption
LEV - Low Emissions Vehicle
ULEV - Ultra Low Emissions Vehicle
NoX = oxides of nitrogen
HC = hydro carbons
CO = carbon monoxide
EGT = exhaust gas temperature
IAT = intake air temperature
F/P = fuel pressure
A/C = air conditioning
PSP = power steering pressure
OC = oxidation catalyst
GND = ground
IGN = ignition
ECT = engine coolant temperature
LTD - Limited
MPG - Miles Per Gallon
VVT - Variable Valve Timing
VVT-LI - Variable Valve Timing with Lift Inteligence
VTEC - Variable Valve Timing and Lift Electronic Control
VVT-I - Variable Valve Timing with Inteligence
VANOS - Variable Onckenwellen Steuerung (bmw VVT)
Double Vanos - (Bmw vvt - both intake and exhaust)
MIVEC - Mitsubishi Innovative Valve timing and lift Electronic Control
MD - Modulated Displacement
AFM - Active Fuel Management
VCM - Variable Cylinder Management
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Others
JDM = japanese domestic market
CARB = california air research board
API = american petroleum institute
SAE = society of automotive engineers
LHD = left hand drive
RHD = right hand drive
USAA - United Services Automobile Association
YMMV - Your Mileage May Vary
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Online Lingo
FTW = For The Win
FTL = For The Loss
FTMFW = FOR THE MOTHER FUCKIN WIN
FTMFL = FOR THE MOTHER FUCKIN LOSS
BRB = Be Right Back
AFK = Away From Keyboard
HMFB = Haul Mother Fuckin Balls
FUBAR = fuked up beyond all repair
FWIW = For What It's Worth
IMO/IMHO = In My Opinion/In My Humble Opinion
STFU = Shut The Fuck Up
AFAIK = As Far As I Know
IIRC = If I Remember Correctly
IRL = In Real Life
GLWS = Good Luck With Sale
Organization by Viperbite (bordem) LLULLZ