Ford Mustang (1999-2004) Service Manual: Piston Inspection
Special Tool(s)
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Scraper, Piston Ring Groove 303-D033 (D81L-6002-D) or equivalent |
CAUTION: Do not use a caustic cleaning solution or a wire brush to clean the pistons or damage can occur.
1. Clean and inspect the (1) ring lands, (2) skirts, (3) pin bosses, and the (4) tops of the pistons. If wear marks, scores or glazing is found on the piston skirt, check for a bent or twisted connecting rod.
2. Use the Piston Ring Groove Scraper to clean the piston ring grooves.
- Make sure the oil ring holes are clean.
Crankshaft - Connecting Rod Journal Taper, Out of Round
1. Measure the crankshaft connecting rod journal diameters in two
directions perpendicular to one
another at each end of the connecting rod journal. The difference in the
measurements from
one e ...
Piston - Pin to Bore Diameter
1. WARNING: Cover the end of the pin bore with a hand or shop rag when
removing
the retainer ring, since it has a tendency to spring out. Wear eye protection.
NOTE: Piston and piston pins are a matc ...
Other materials:
Valve Spring Strength
Special Tool(s)
Pressure Gauge, Valve/Clutch
Spring
303-006 (TOOL-6513-DD) or
equivalent
1. Use a Valve/Clutch Spring Pressure Gauge to check the valve spring for
correct strength at the
specified valve spring length.
Refer to the appr ...
Installation
1. CAUTION: The timing chain procedures must be followed exactly or
damage to the
valve and pistons will result.
Compress the tensioner plunger, using an edge of a vise.
2. While holding the ratchet mechanism, push the ratchet arm back into the
tensioner ...
Transmission (DISASSEMBLY)
Special Tool(s)
Slide Hammer
100-001 (T50T-100-A)
Holding Fixture, Transmission
307-003 (T57L-500-B)
Slide Hammer
307-005 (T59L-100-B)
Remover, Transmission Fluid
Seal
307-048 (T74P-77248-A)
...
