Subaru STi TIMING BELT User Manual

STi TIMING BELT
INSTRUCTIONS

Thank you for your purchase of SPT Performance Parts.

The following instructions have been provided to you as a courtesy
of Subaru of America, Inc.

Installation instructions are intended only for certified trained
automotive technicians or those with the necessary automotive
knowledge to properly complete the job. In some cases, special
tools may be required. Installation should never be undertaken by
unqualified persons or by those lacking the necessary tools and
facilities.

Subaru of America, Inc. reserves the right to alter these installation
instructions at any time without prior notification to customers.

http://www.spt.subaru.com

11/2003

STi PERFORMANCE TIMING BELT

Timing Belt Installation Instructions

Remove the serpentine belts

ALTERNATOR / POWER STEERING BELT

1) Remove the belt cover.

2) Loosen the lock bolt (A).

3) Loosen the slider bolt (B).

4) Remove the Alternator / Power Steering belt (C).

AIR CONDITIONING COMPRESSOR BELT

1) Loosen the lock nut (A).

2) Loosen the slider bolt (B).

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3) Remove the A/C belt.

4) Remove the A/C belt tensioner.

Remove the crankshaft pulley

1) Remove the crankshaft pulley bolt. To lock
crankshaft, use:

ST 499977300 CRANKSHAFT PULLEY WRENCH

2) Remove the crankshaft pulley.

Remove the timing belt cover

1) Remove the left-hand belt cover (A).

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2) Remove the right-hand belt cover (B).

3) Remove the front belt cover (C).

Remove the timing belt

1) Remove the timing belt guides. (MT vehicle)

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2) If the alignment mark and/or arrow mark (which
indicates rotation direction) on timing belt fade
away, put new marks before removing the timing
belt as follows:
(A) Turn the crankshaft using ST 499987500 and align
alignment marks on crankshaft sprocket, lefthand
intake camshaft sprocket, left-hand exhaust
camshaft sprocket, right-hand intake camshaft
sprocket and right hand exhaust camshaft
sprocket with notches of belt cover and cylinder
block.
ST 499987500 CRANKSHAFT SOCKET

(B) Using white paint, put alignment and/or arrow
marks on the timing belts in relation to the
sprockets.

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Z1: 54.5 tooth length

2: 51 tooth length

Z
Z

3: 28 tooth length

3) Remove the belt idler (A).

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