Item | Specification |
|---|---|
Connecting rod journal maximum out-of-round | 0.0002 in (.006 mm) |
Crankshaft maximum end play | 0.0110 in (.28 mm) |
Piston and Connecting Rod
Item | Specification |
|---|---|
Piston diameter - single grade | 3.6284–3.6289 in (92.161–92.175 mm) |
Piston-to-cylinder bore clearance (at grade size) b | 0.0010–0.0023 in (.025–.059 mm) |
Piston ring end gap - top | 0.0059–0.0098 in (.15–.25 mm) |
Piston ring end gap - intermediate | 0.0118–0.0217 in (.3–.55 mm) |
Piston ring end gap — oil control | 0.0059–0.0177 in (.15–.45 mm) |
Piston ring groove width - top | 0.0480–0.0492 in (1.22–1.25 mm) |
Piston ring groove width - intermediate | 0.0480–0.0488 in (1.22–1.24 mm) |
Piston ring groove width— oil control | 0.0996–0.1004 in (2.53–2.55 mm) |
Piston ring width - top | 0.0461–0.0469 in (1.17–1.19 mm) |
Piston ring width - intermediate | 0.0461–0.0469 in (1.17–1.19 mm) |
Piston ring-to-groove clearance - top | 0.0012–0.0031 in (.03–.08 mm) |
Piston ring-to-groove clearance - intermediate | 0.0012–0.0028 in (.03–.07 mm) |
Piston pin bore diameter | 0.8663–0.8665 in (22.004–22.01 mm) |
Piston pin diameter | 0.8660–0.8661 in (21.997–22 mm) |
Piston pin length | 2.390–2.402 in (60.7–61 mm) |
Piston pin-to-piston fit (clearance) | 0.0002–0.0005 in (.004–.013 mm) |
Connecting rod-to-pin clearance | 0.0001–0.0007 in (.003–.018 mm) |
Connecting rod pin bore diameter | 0.8663–0.8667 in (22.003–22.015 mm) |
Connecting rod length (center-to-center) | 5.93 in (150.7 mm) |
Connecting rod maximum allowed bend | 0.0015 in (.038 mm) |
Connecting rod maximum allowed twist | 0.0020 in (.05 mm) |
Connecting rod bearing-to-crankshaft clearance | 0.0011–0.0027 in (.028–.069 mm) |
Connecting rod side clearance (as assembled to crank) — standard play | 0.0128 in (.325 mm) |
Connecting rod side clearance (as assembled to crank) — max. play | 0.0197 in (.5 mm) |
a. Time required for the plunger to leak down 1.6 mm of travel with 222 N force and leakdown fluid in the lash adjuster b. Before Grafal coating.
Copyright © 2016 Ford Motor Company
2016 Mustang workshop publication supplied to Mustang Atlas. Original technical text and illustrations; HTML formatting by Mustang Atlas. Source page numbering is retained for traceability. Follow the configuration, revision, warnings, and cross-references in the material. About this edition.