What are these acronyms, abbreviations, and initialisms?


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Seattle, WA
AAV = Auxillary Air Valve (D-Jet component)
AFAIK = As Far As I Know
AFR = Air Fuel Ratio
AMP = Ampere
BAT = Batmobile, Bring A Trailer
B28 = M30B28 2.8L Six Cylinder (early)
B30 = M30B30 3.0L Six Cylinder (early)
B32 = M30B32 ~3.3L Six Cylinder (early/mid)
B34 = M30B32 ~3.5L Six Cylinder (mid)
B35 = M30B35 ~3.5L Six Cylinder (late)
BHCC = Beverly Hills Car Club, Used Cars
BSFC = Brake Specific Fuel Consumption
BTW = By The Way
CK = Coupe King, Well Known E9 Shop/Supplier
CPS = Crank Position Sensor
D-JET = Bosch D-Jetronic Engine Management
E3 = Platform Code for ‘68-‘76 BMW Sedans
E9 = Platform Code for ‘68-‘75 BMW Coupes
FAQ = Frequently Asked Questions
HP = Horsepower
IIRC = If I Recall Correctly
ISS = International Space Station
LED = Light Emitting Diode
LHD = Left Hand Drive
L-JET = Bosch L-Jetronic Engine Management
LSD = Limited Slip Differential
M30 = Engine Code for Legacy BMW six cyl.
M88 = 3.5L Six Cylinder 24v (euro only)
M90 = ~3.5L Six Cylinder (early, euro only)
MAF = Mass Airflow (Sensor)
MAP = Manifold Absolute Pressure (Sensor)
NLA = No Longer Available
NMNA = Not Mine Not Affliliated
NK = BMW Neu Klasse Manufacturing Era
NOS = New Old Stock (Old But Brand New)
NSFW = Not Safe For Work (Graphic)
O2 = Oxygen (Sensor)
OEM = Original Equipment Manufacturer
OMG = Oh My God
OP = Original Poster (Thread Starter)
PITA = Pain In The Arse
PO = Previous Owner
PS = Power Steering
LOL = Laughing Out Loud
RHD = Right Hand Drive
RTFF = Read The Friendly FAQ
S38 = S38B35/6/8 Six Cylinder 24v
TGTBT = Too Good To Be True
TLDR = Too Long Didn’t Read
TPS = Throttle Position Sensor
TTT = To The Top - Thread Bump
VSR1 = Well known NE E9 Shop
W&N = Walloth & Nesch parts supplier
WTF = What The Fudge
WYSIWYG = What You See Is What You Get
YMMV = Your Mileage May Vary