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My Passat's timing belt tensioner broke, and a handful of valves were
bent.
In attempting to repair my engine, it was decided to upgrade a thing
or two.
This site is a quick listing of items I researched..
I hope it will save you some time.
Passat Parts
Listed below is the
Part name, (or part number if I have it handy),
Stock specs on the part, from Bentley's
Service Manual* , and if applicable,
the new Project specs.
| Part |
Stock |
Project |
| Head 20 valve AEB |
AEB - 20 Valves
2 Exhaust, 3 Intake Valves per cylinder |
No upgraded parts.
Just new gaskets and seals.
(note: middle intake valve on each cylinder
was spotless - no carbon -.
Had a second 'back-up' head for parts, and noticed the
same clean middle intake valves on it, too.) |
| Block |
Block Height
220mm
81mm bore |
Upgraded:
Cylinders overbored to 82.5mm
By local machine shop |
| Pistons |
81mm bore
20mm wristpin
Compression Ratio: 9.5:1
|
Upgraded:
82.5mm forged pistons
20mm wristpin
Compression Height: 32.8mm
Compression Ratio 8.75:1
[Details]
Custom
pistons from Ross Pistons |
| Connecting Rods |
144mm length |
Upgraded:
shot peened & conditioned stock rods 144mm length
New oem bolts
By local machine shop |
| Crank |
86.4mm Stroke |
Upgraded:
92.8mm stroke |
| Oil Pump |
Shaft driven oil pump |
No upgrade.
Replaced w/ new oem shaft driven oil pump |
| Turbo |
058 145 703 L K-03 Turbocharger
150
HP Stock Turbo
|
Replaced/upgraded with
used
058 145 703 J K-03 Turbocharger
170
HP Stock Turbo |
| Clutch |
Stock |
SPEC
Stage 2 Clutch and plate.
|
| *unless
otherwise noted |
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Camgear side of the AEB engine, with the new timing belt tensioner.
Flywheel side of the engine. Upgraded the clutch with a Spec Stage
2 clutch and plate.
Four days later, and ready to install the radiator and bumper, etc.
1998 Passat a few months later, with Neuspeed Sport springs, and
Koni shocks.
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