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MONTAC Enterprises
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Azle, TX 76020


Ford 2.3L (Turbo) Fastener Guide
Here is an evolving list of the fasteners on a Ford 2.3L Turbo Engine and other locations.  Hopefully, the list will be completed some day!  Application Specific fasteners are from a 1988 Thunderbird TurboCoupe.
Name/Description Dimensions Removal Tool Comments
A/C Compressor to Bracket M10x62mm 1.5 pitch   Partially threaded: 33.5mm thread, 22.5 of no-thread between head and beginning of threads
Tensioner Spring Bolt M10x23.5mm 1.5 pitch 17mm Shoulder 14.8mm dia. x 25mm long. Accepts timing cover bolt into head.
Spring Tension Stud M8x13mm 1.25ptch   shoulder 9.88mm dia. x 2.2mm long
Tensioner Plate Retention Bolt M8x20mm 1.25 pitch   has captured, serrated lock washer
Upper to Lower Intake M8x35mm 1.25 pitch   4 ea.; all have captured washer. Two of them have extended studs from heads; M6x15.5mm 1 pitch for bracket security.
Intake to Throttle Body Bolts M8x30mm 1.25 pitch   2 ea.
Intake to Throttle Body Studs M8x??mm 1.25 pitch   2 ea. Uses accompanying nuts. Thread dims. for Intake side of stud unknown at this time.
Auxiliary Throttle Return Spring/Cruise Bracket to Upper Intake M8x20mm 1.25 pitch   2 ea. Partially threaded (20mm) w/ captured lock washer.
EGR Valve Body to Upper Intake M8x40mm 1.25 pitch   (or of sufficient length) w/ captured lock washers
Alternator to Bracket Bolt (pivot bolt) 7/16" x 5" 12 TPI Grade 8   partially threaded; 40mm or approx. 1.6"
PS/Alt Bracket to Block Bolts M10x28.5mm 1.5 pitch   2 ea. w/ locator nose; 25mm thread Class 9.8
" M10x43mm 1.5 pitch   1 ea.; 40mm thread, 3mm nose
" M10x43mm 1.5 pitch   1ea.; 40mm thread, 3mm nose. w/ M8x11mm 1.25 pitch stud from head for engine ground contact
Upper Alt Bracket to Block Bolts M8x43mm 1.25 pitch   3 ea.; 40mm thread, 3mm nose
Fuel Rail to Lower Intake Bolts M8x20mm 1.25 pitch   2 ea.
Lower Intake to Head Bolts M8x30mm 1.25 pitch   8 ea.
Water Pump to Block M8x50mm 1.25 pitch   3 ea. partially threaded, 32mm, Class 8.8
Timing Cover to Block/Cylinder Cover Bolts M6x16.3mm 1 pitch   4 ea.; 0.1875" shoulder length.
" M6x21mm 1 pitch   1 ea.; 0.329" shoulder length.
" M8x18mm 1.25 pitch   2 ea.; w/ captive washer (TC to cylinder cover)
Intermediate Shaft Sprocket to Shaft Bolt M10x40mm 1.5 pitch   partially threaded (28mm), w/ non-captive washer (35mm O.D., 10.6mm I.D., 3.82mm thick)
Cam Shaft Sprocket to Shaft Bolt M12x45mm 1.75 pitch   partially threaded (32mm), w/ non-captive washer (35mm O.D., 13mm I.D., 5mm thick) May be a special washer... appears concave.
Crankshaft Sprocket to Shaft Bolt M14x40mm 1.5 pitch   partially threaded (33mm) w/ non-captive washer (37mm O.D., 15.5mm I.D., 6mm thick)
Exhaust Manifold to Head 3/8"x??" 16 TPI   Outside submission on 83-86 2.3L turbo engines. Need overall length and any special characteristics like partial thread length, grade, etc.
Distributor Retention Bolt M10x35mm 1.5 pitch 17mm 1 ea. Class 10.9 (for some bizarre reason... doesn't need to be rated nearly that high)
Rocker Cover to Head Bolts M6x40mm 1.0 pitch 8mm 6 ea.; Class 9.8; 12.85mm flanged head.


M6x40mm 1.0 pitch 8mm 2 ea; Class 9.8; 12.85mm flanged head w/ a 25mm un-threaded stud from head. stud is grooved to receive what appears to be a small c-clip or similar.
To be continued...


Copyright (C)2003 MONTAC Enterprises.  All Rights Reservedİ
Revised: March 03, 2006 .