EJCP.PARTS

VOLKSWAGEN 1.8 20 VALVE

Wholly created and developed by AUDI AG, this version is a 1.8 litre 20-valve turbocharged engine built in Wolfsburg, Germany; Gyor, Hungary; and Puebla, Mexico. Output varies based on internal component selection, turbocharger, and engine control unit (ECU) software. This ubiquitous powerplant has been extensively used in all four mainstream Volkswagen Group marques, along with Volkswagen Industrial Motor applications. This engine is also used in a very high state of tune in the one-make Formula Palmer Audi (FPA) open-wheeled auto racing series. It develops 300 brake horsepower (224 kW; 304 PS), with an extra 60 brake horsepower (45 kW; 61 PS) available from a driver operated 'push-to-pass' turbo boost button. Based entirely on road-car production engines and prepared and built by Mountune Racing, it only differs by utilising a Pi Research Pectel electronic fuel injection and a water-cooled Garrett T34 turbocharger with closed-loop boost control. Furthermore, an even higher 'step up' version of this engine is used in the new European-based FIA Formula Two Championship. Developed as a pure race engine and again built by Mountune Racing, this variant includes many all-new lightweight components, and has been converted to a dry sump lubrication system. For its initial 2009 season, it produced a continuous maximum power of 400 brake horsepower (298 kW; 406 PS) at 8,250 revolutions per minute (rpm), and includes a limited duration 'overboost' to 450 brake horsepower (336 kW; 456 PS), aided by an all-new Garrett GT35 turbocharger and a Pi Research Pectel MQ12 ECU. From the 2010 season, base power is increased to 425 brake horsepower (317 kW; 431 PS), and with overboost to 480 brake horsepower (358 kW; 487 PS).[WIKI]

SIZES BLOCK MATERIAL HEAD MATERIAL CAM TYPE FUEL SYSTEM
1.8 CAST IRON ALUMINUM DOHC MPFI

ITEMS

CRANKSHAFT INTAKE MANIFOLD OIL PUMP SENSORS WATER PUMP VALVE INFORMATION OIL PAN PISTON
TIMING SET VALVE COVER

LISTING TEMPLATES

SIZES COMPATABILITY ENGINE TEMP HEAD TEMP CRANK TEMP NOTES
1.8 20V 97-00 A4
98-00 PASSAT
1.8A 1.8A 1.8B CRANK DIFFERS BETWEEN MANUAL AND AUTO
EXTERNAL WATER PUMP
1.8 20V 99-01 BEETLE 1.8B 1.8B 1.8A APH
1.8 20V 99-01 PASSAT
00-02 A4
1.8C 1.8A 1.8B EXTERNAL WATER PUMP
ATW
1.8 20V 00-02 TT 1.8D 1.8C 1.8A ATC
1.8 20V 00-01 PASSAT
01 A4
1.8E 1.8B 1.8A AWM AUG
1.8 20V 00-01 JETTA 1.8F 1.8B 1.8A AWD
1.8 20V 00-01 GOLF 1.8G 1.8B 1.8A AWD
1.8 20V 01 JETTA GOLF 1.8H 1.8B 1.8A AWW
1.8 20V 01-05 BEETLE 1.8I 1.8B 1.8A AWV
1.8 20V 01-05 PASSAT 1.8J 1.8B 1.8A AWM
NOTE MANUAL OR AUTO
1.8 20V 01-02 TT 1.8K 1.8D 1.8C AMU
QUATTRO ONLY
HIGH HP VERSION
MANUAL TRANS
1.8 20V 01-06 TT 1.8L 1.8D 1.8A AWP
MANUAL TRANS
QUATRO OR FWD
1.8 20V 02-07 GOLF
02-05 JETTA
1.8M 1.8B 1.8A AWP
TRANSVERSE MOUNTED
1.8 20V 02-05 BEETLE 1.8N 1.8B 1.8A AWP
6 SPEED MANUAL
1.8 20V 02-03 A4 1.8O 1.8B 1.8A AMB
1.8 20V 02-05 A4 1.8P 1.8B 1.8A AMB
QUATTRO
CVT
MANUAL 5 SPEED
1.8 20V 02-06 A4 1.8Q 1.8B 1.8A AMB
CVT
MANUAL
CONVERTABLE ONLY
1.8 20V 03-06 TT 1.8R 1.8F 1.8C BEA
MT & QUATTRO
HIGH HP
TRANSVERSE

VALVE INFORMATION

MAKE MODEL YEAR RANGE
AUDI A4 1997-2006
AUDI A6 1998-2004
AUDI ALLROAD 2001-2005
AUDI S4 2000-2002
AUDI TT 2000-2006
VOLKSWAGEN BEETLE 1999-2005
VOLKSWAGEN GOLF 2000-2006
VOLKSWAGEN JETTA 2000-2005
VOLKSWAGEN PASSAT 1998-2005
TYPE HEAD DIAMETER STEM DIAMETER O.A.L. GROOVES LOCATION
EXHAUST 29.9 5.94 3 103.8 SHORT STEM *VWA18AU
LONG STEM *VWA18BU
INTAKE 26.9 5.96 3 105 *VWA18AU

CRANKSHAFT

EARLY CRANKSHAFT HAS SHAFT DRIVEN OIL PUMP.
NO OIL PUMP GEAR ON FRONT OF CRANKSHAFT
USES DIFFRENT TONE RING

LATE CRANKSHAFT HAS CHAIN DRIVEN OIL PUMP.
OIL PUMP GEAR ON FRONT OF CRANKSHAFT
USES DIFFRENT TONE RING THAN EARLY VERSION

HIGH HORSEPOWER VERSION FOR THE TT QUATRO MANUAL
USES DIFFRENT PISTONS
BALANCED DIFFRENTLY
NEED TO FIGURE OUT PHYSICAL DIFFRENCE
POSSIBLE NO DIFFRENCE LISTED DIFFRENT ON SOME FORUMS

OIL PUMP

97-00 A4
98-01 PASSAT
SHAFT DRIVEN

00-05 A4 PASSAT
00-06 TT 99-05 BEETLE JETTA
99-06 GOLF
GEAR DRIVEN

WATER PUMP

EARLY WATER PUMP IS SERPENTINE BELT DRIVEN

LATE WATER PUMP IS TIMING BELT DRIVEN
PLASTIC IMPELLARS ARE SOMETIMES SEPERATED FROM THE SHAFT

SENSORS

CAMSHAFT POSTITION SENSOR

CRANKSHAFT POSTITION SENSOR
97-00 A4
98-01 PASSAT
RECTANGULAR CONNECTOR

CRANKSHAFT POSTITION SENSOR
01-06 A4
00-01 A6
00-05 PASSAT
OVAL CONNECTOR

CRANKSHAFT POSTITION SENSOR
06-08 A3 GTI
05-09 A4
01-14 TT JETTA GOLF
01-05 BEETLE
07-09 EOS
06-08 PASSAT

CRANKSHAFT POSTITION SENSOR
06-08 A3 GTI
05-09 A4
01-14 TT JETTA GOLF
01-05 BEETLE
07-09 EOS
06-08 PASSAT