dimensions FORD FESTIVA 1991 Service Manual

front oil seal. Carefully slide camshaft out front of cylinder head. DO NOT d a ma ge b e a r in g b o r e s.
Inspection (1.3L)
1. Check cylinder head for warpage. See INSPECTION under CYLINDER HEAD under REMOVAL & INSTALLATION. Measure
camshaft lobes across their maximum dimensions. Inspect for scoring and wear. Replace camshaft if not within specification. See, in this
article, CAMSHAFT LOBE SPECIFICATIONS
table.
2. Measure camshaft bearing journals and cylinder head bores. See Fig. 6
and Fig. 7 . Subtract camshaft bearing journal O.D. from
cylinder head bore I.D. to obtain oil clearance. If clearance is not within specification, replace head and/or camshaft. See, in this article,
CAMSHAFT SPECIFICATIONS
table under ENGINE SPECIFICATIONS tables.
Installation (1.3L)
1. Oil camshaft and insert carefully. Install thrust plate. Install camshaft front oil seal. Install rocker arm shaft assemblies to original
location. Ensure oil holes in rocker arm shaft face downward.
2. While tightening rocker arm shaft, slide shaft springs away from retaining bolt to prevent pinching spring. Tighten rocker arm shaft bolts
in sequence and to specification. See Fig. 5
. See TORQUE SPECIFICATIONS table at end of article. To complete installation,
reverse removal procedure. Tighten all bolts and nuts to specification.
CAMSHAFT LOBE SPECIFICATIONS

Fig. 5: Rocker Arm Shaft Tightening Sequence (1.3L)

Courtesy of FORD MOTOR CO.
Removal (1.6L)
1. Disconnect battery ground terminal. Disconnect air by-pass hoses, and remove intake air tube. Disconnect throttle cable, and remove
ret ain in g b racket s. Remo ve cam co ver. Remo ve t imin g b el t .
2. Hold camshaft with wrench while removing pulley retaining bolt. Remove camshaft pulley(s). Remove seal plate. Remove camshaft seal
using Seal Remover (T78P-3504-N). If removing intake cam, remove distributor.
3. Note numerical and directional markings on camshaft bearing caps for installation. Remove bearing cap retaining bolts alternately and
gradually to prevent overstressing camshaft. Remove camshaft.
Inspection (1.6L)
1. Check cylinder head for warpage (if removed). See INSPECTION in CYLINDER HEAD . Measure camshaft lobes across their
maximum dimensions. Inspect for scoring and wear. Replace camshaft if not within specification. See CAMSHAFT LOBE
SPECIFICATIONS table. NOTE:For additional cam shaft specifications, see, in this article, CAMSHAFT SPECIFICAT IONS
table
under ENGINE SPECIFICATIONS at end of this article.
NOTE:Cam shaft bearings are NOT replaceable. If not within specification, replace cylinder head and/or
cam shaft.
ApplicationStandard Height: In. (mm)W ear Limit: In. (mm)
1.3L1.4332-1.4371 (36.403-36.503)1.4273 (36.253)
1.6L1.6098 (40.888)1.5944 (40.498)
NOTE:For additional cam shaft specifications, see CAMSHAFT SPECIFICAT IONS table under ENGINE
SPECIFICAT IONS at end of this article.
NOTE:Cam shaft bearings are NOT replaceable. If not within specification, replace cylinder head and/or
Page 8 of 19 MITCHELL 1 ARTICLE - ENGINE OVERHAUL 1991-92 FORD MOTOR CO. ENGINES 1.3L & 1.6L 4-Cylinder
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BODY SPRING DIMENSIONS . Reassemble components in reverse order of disassembly.

Fig. 22: Exploded View Of Valve Body Assembly

Courtesy of FORD MOTOR CO.
VALVE BODY SPRING DIMENSIONS
Reassembly
1. To reassemble, reverse disassembly procedure. Coat all parts with clean transmission fluid. DO NOT force valves into position. Ensure
orifice check valve, check ball and springs are located correctly.
2. Place separator plate on lower valve body and hold with clamps. Install upper valve body and bolt into place. Tighten upper valve body
to lower valve body. See Fig. 23
.
ApplicationFree Length In. (mm)
Throttle Back-Up1.417 (36.00)
Downshift.862 (21.90)
2-3 Shift (Aspire & Festiva)1.614 (41.00)
1-2 Shift1.260 (32.00)
Second Lock1.319 (33.50)
Pressure Regulator1.693 (43.00)
Throttle Relief.441 (11.20)
Orifice Check (Aspire & Festiva).610 (15.50)
Steel Ball (Spring)1.516 (26.80)
Page 20 of 26 MITCHELL 1 ARTICLE - 1988-94 AUTOMATIC TRANSMISSIONS Ford ATX Overhaul
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