Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Ford Focus STFACTORY OEM SERVICE PROCEDURE
General Specifications
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Engine | |
| Displacement | 2.0L |
| No. of cylinders | 4 |
| Bore/stroke | 87.5/83.1 |
| Firing order | 1-3-4-2 |
| Oil pressure (hot @ 2,000 RPM) | 200-268 kPa (29-39 psi) |
| Belt tension | Refer to ACCESSORY DRIVE article. |
| Oil capacity | 3.9L + 0.38L (4.1 qt + 0.4 qt) with filter |
| Cylinder Block | |
| Cylinder bore diameter | 87.5-87.53 mm (3.444-3.445 in) |
| Cylinder bore maximum out-of-round | 0.008 mm (0.0003 in) |
| Main bearing bore diameter | 57.020-57.038 mm (2.244-2.245 in) |
| Head gasket surface flatness | 0.1 mm/general 0.05 mm/200 x 200 (0.004 in/general) (0.0019 in/7.87 x 7.87) |
| Piston | |
| Diameter (1) | 87.5-87.51 mm (3.444-3.445 in) |
| Diameter (2) | 87.51-87.52 mm (3.4452-3.4456 in) |
| Diameter (3) | 87.52-87.53 mm (3.444-3.446 in) |
| Piston-to-bore clearance | 0.025-0.045 mm (0.0009-0.0017 in) |
| Ring groove width - top | 1.203-1.205 mm (0.0473-0.0474 in) |
| Ring groove width - 2nd | 1.17-1.19 mm (0.0.460-0.0468 in) |
| Ring groove width - oil | 2.501-2.503 mm (0.0984-0.0985 in) |
| Piston skirt coating thickness | 0.008-0.020 mm (0.0003-0.0007 in) |
| Piston Pin | |
| Diameter | 20.995-21.0 mm (0.8266-0.8268 in) |
| Length | 59.6-60.4 mm (2.346-2.377 in) |
| Piston-to-pin clearance | 0.008-0.016 mm (0.0003-0.0006 in) |
| Pin-to-rod clearance | Press fit |
| Cylinder Head | |
| Valve lift @ zero lash (exhaust) | 7.7 mm (0.30 in) |
| Valve lift @ zero lash (intake) | 8.8 mm (0.35 in) |
| Valve guide diameter | 5.509-5.539 mm (0.216-0.218 in) |
| Valve seat width - intake/exhaust | 0.99-1.84 mm (0.038-0.072 in) |
| Valve seat angle | 45 degrees |
| Valve seat runout | 0.075 mm (0.0029 in) |
| Valve lash adjuster bore diameter | 31.00-31.03 mm (1.220-1.221 in) |
| Cam bore diameter | 25.015-25.040 mm (0.984-0.985 in) |
| Valve | |
| Valve head diameter - intake | 34.85-35.15 mm (1.372-1.383 in) |
| Valve head diameter - exhaust | 29.85-30.15 mm (1.175-1.187 in) |
| Valve stem diameter - intake | 5.470-5.485 mm (0.2153-0.2159 in) |
| Valve stem diameter - exhaust | 5.465-5.480 mm (0.2151-0.2157 in) |
| Valve stem-to-guide clearance - intake | 0.0027 mm (0.0001 in) |
| Valve stem-to-guide clearance - exhaust | 0.0029 mm (0.00011 in) |
| Valve face runout | 0.05 mm (0.001 in) |
| Valve face angle | 45 degrees |
| Valve Spring - Compression Pressure | |
| Intake and exhaust (installed) | 17.5 kg (38.667 lbs) |
| Intake (valve open) 8.9 mm (0.35 in) of lift | 44 kg (97.032 lbs) |
| Exhaust (valve open) 7.4 mm (0.29 in) of lift | 42 kg (93.338 lbs) |
| Free length | 44.92 mm (1.768 in) |
| Assembled height | 37.9 mm (1.492 in) |
| Crankshaft | |
| Main bearing journal diameter | 51.980-52.000 mm (2.046-2.047 in) |
| Production repair | 51.730-51.750 mm (2.036-2.037 in) |
| Main bearing clearance | 0.019-0.035 mm (0.0007-0.0013 in) |
| Connecting rod journal diameter | 49.980-50.000 mm (1.967-1.968 in) |
| Production repair | 49.730-49.750 mm (1.957-1.958 in) |
| End play | 0.22-0.43 mm (0.008-0.016 in) |
| Rings | |
| Width - top | 1.17-1.185 mm (0.0460-0.0466 in) |
| Width - 2nd | 1.197-1.199 mm (0.0471-0.0472 in) |
| Width - oil | 2.38-2.45 mm (0.093-0.096 in) |
| Ring gap (in bore) - top | 0.16-0.31 mm (0.006-0.012 in) |
| Ring gap (in bore) - 2nd | 0.33-0.48 mm (0.012-0.018 in) |
| Ring gap (in bore) - oil | 0.2-0.7 mm (0.007-0.027 in) |
| Valve Tappet | |
| Diameter | 30.97-30.98 mm (1.2192-1.2196 in) |
| Tappet-to-valve clearance - intake | 0.22- 0.28 mm (0.008-0.011 in) |
| Tappet-to-valve clearance - exhaust | 0.27-0.33 mm (0.010-0.013 in) |
| Tappet-to-bore clearance | 0.02-0.06 mm (0.0007-0.0023 in) |
| Camshaft | |
| Lobe lift - intake | 8.24999 mm (0.324 in) |
| Lobe lift - exhaust | 7.80007 mm (0.307 in) |
| Runout (1)a | 0.03 mm (0.001 in) |
| Thrust clearance | 0.09-0.24 mm (0.003-0.009 in) |
| Journal diameter | 24.96-24.98 mm (0.982-0.983 in) |
| Journal-to-bore clearance | 0.035-0.080 mm (0.001-0.003 in) |
| Connecting Rod | |
| Bearing clearance | 0.027-0.052 mm (0.001-0.002 in) |
| Bearing thickness | 1.496-1.520 mm (0.058-0.059 in) |
| Crank bore diameter | 53.025-53.045 mm (2.087-2.088 in) |
| Pin bore diameter | 20.965-20.985 mm (0.825-0.826 in) |
| Length (center to center) | 154.8 mm (6.094 in) |
| Side clearance | 1.95-3.05 mm (0.076-0.120 in) |
| Axial clearance | 0.14-0.36 mm (0.005-0.014 in) |
a No. 3 Journal - Supported by No. 1 and No. 5 journals.
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Engine | |
| Displacement | 2.3L |
| No. of cylinders | 4 |
| Bore/stroke | 87.5/94.0 |
| Firing order | 1-3-4-2 |
| Oil pressure (hot @ 2,000 RPM) | 200-268 kPa (29-39 psi) |
| Belt tension | Refer to ACCESSORY DRIVE article. |
| Oil capacity | 3.9L + 0.38L (4.1 qt + 0.4 qt) with filter |
| Cylinder Block | |
| Cylinder bore diameter | 87.5-87.53 mm (3.444-3.446 in) |
| Cylinder bore maximum out-of-round | 0.008 mm (0.0003 in) |
| Main bearing bore diameter | 57.020-57.038 mm (2.244-2.245 in) |
| Head gasket surface flatness | 0.1 mm/general 0.05 mm/200 x 200 (0.003 in./general) (0.0019 in./7.87 x 7.87) |
| Piston | |
| Diameter (1) | 87.5-87.51 mm (3.444-3.445 in) |
| Diameter (2) | 87.51-87.52 mm (3.4452-3.4456 in) |
| Diameter (3) | 87.52-87.53 mm (3.4456-3.4460 in) |
| Piston-to-bore clearance | 0.025-0.045 mm (0.0009-0.0017 in) |
| Ring groove width - top | 1.203-1.205 mm (0.0473-0.0474 in) |
| Ring groove width - 2nd | 1.17-1.19 mm (0.0460-0.0468 in) |
| Ring groove width - oil | 2.501-2.503 mm (0.0984-0.0985 in) |
| Piston skirt coating thickness | 0.008-0.020 mm (0.0003-0.0007 in) |
| Piston Pin | |
| Diameter | 20.995-21.0 mm (0.8265-0.8267 in) |
| Length | 59.6-60.4 mm (2.346-2.377 in) |
| Piston-to-pin clearance | 0.008-0.016 mm (0.0003-0.0006 in) |
| Pin-to-rod clearance | Press fit |
| Cylinder Head | |
| Valve lift @ zero lash (exhaust) | 7.4 mm (0.30 in) |
| Valve lift @ zero lash (intake) | 7.9 mm (0.31 in) |
| Valve guide diameter | 5.509-5.539 mm (0.216-0.218 in) |
| Valve seat width - intake/exhaust | 0.99-1.84 mm (0.038-0.072 in) |
| Valve seat angle | 45 degrees |
| Valve seat runout | 0.075 mm (0.0029 in) |
| Valve lash adjuster bore diameter | 31.00-31.03 mm (1.220-1.221 in) |
| Cam bore diameter | 25.015-25.040 mm (0.984-0.985 in) |
| Valve | |
| Valve head diameter - intake | 34.85-35.15 mm (1.372-1.383 in) |
| Valve head diameter - exhaust | 29.85-30.15 mm (1.175-1.187 in) |
| Valve stem diameter - intake | 5.470-5.485 mm (0.2153-0.2159 in) |
| Valve stem diameter - exhaust | 5.465-5.480 mm (0.2151-0.2157 in) |
| Valve stem-to-guide clearance - intake | 0.0027 mm (0.00010 in) |
| Valve stem-to-guide clearance - exhaust | 0.0029 mm (0.00011 in) |
| Valve face runout | 0.05 mm (0.0019 in) |
| Valve face angle | 45 degrees |
| Valve Spring - Compression Pressure | |
| Intake and exhaust (installed) | 17.5 kg (38.667 lb) |
| Intake (valve open) 8.9 mm (0.35 in) of lift | 44 kg (97.032 lb) |
| Exhaust (valve open) 7.4 mm (0.29 in) of lift | 42 kg (93.338 lb) |
| Free length | 44.92 mm (1.768 in) |
| Assembled height | 37.9 mm (1.492 in) |
| Crankshaft | |
| Main bearing journal diameter | 51.980-52.000 mm (2.046-2.047 in) |
| Production repair | 51.730-51.750 mm (2.036-2.037 in) |
| Main bearing clearance | 0.019-0.035 mm (0.0007-0.0013 in) |
| Connecting rod journal diameter | 49.980-50.000 mm (1.967-1.968 in) |
| Production repair | 49.730-49.750 mm (1.957-1.958 in) |
| End play | 0.22-0.43 mm (0.008-0.016 in) |
| Rings | |
| Width - top | 1.17-1.185 mm (0.0460-0.0466 in) |
| Width - 2nd | 1.197-1.199 mm (0.0471-0.0472 in) |
| Width - oil | 2.38-2.45 mm (0.093-0.096 in) |
| Ring gap (in bore) - top | 0.16-0.31 mm (0.006-0.012 in) |
| Ring gap (in bore) - 2nd | 0.33-0.48 mm (0.012-0.018 in) |
| Ring gap (in bore) - oil | 0.2-0.7 mm (0.007-0.027 in) |
| Valve Tappet | |
| Diameter | 30.97-30.98 mm (1.2192-1.2196 in) |
| Tappet-to-valve clearance - intake | 0.22- 0.28 mm (0.008-0.011 in) |
| Tappet-to-valve clearance - exhaust | 0.27-0.33 mm (0.010-0.013 in) |
| Tappet-to-bore clearance | 0.02-0.06 mm (0.0007-0.0023 in) |
| Camshaft | |
| Lobe lift - intake | 8.24999 mm (0.324 in) |
| Lobe lift - exhaust | 7.80007 mm (0.307 in) |
| Runout (1)a | 0.03 mm (0.001 in) |
| Thrust clearance | 0.09-0.24 mm (0.003-0.009 in) |
| Journal diameter | 24.96-24.98 mm (0.982-0.983 in) |
| Journal-to-bore clearance | 0.035-0.080 mm (0.001-0.003 in) |
| Connecting Rod | |
| Bearing clearance | 0.027-0.052 mm (0.001-0.002 in) |
| Bearing thickness | 1.496-1.520 mm (0.058-0.059 in) |
| Crank bore diameter | 53.025-53.045 mm (2.087-2.088 in) |
| Pin bore diameter | 20.965-20.985 mm (0.825-0.826 in) |
| Length (center to center) | 154.8 mm (6.094 in) |
| Side clearance | 1.95-3.05 mm (0.076-0.120 in) |
| Axial clearance | 0.14-0.36 mm (0.005-0.014 in) |
a No. 3 Journal - Supported by No. 1 and No. 5 journals.
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Motorcraft Metal Surface Cleaner ZC-21 | WSE-M5B392-A |
| Silicone Gasket Remover ZC-30 | - |
| Motorcraft Metal Surface Prep ZC-31 | - |
| Silicone Gasket and Sealant TA-30 | WSE-M4G323-A4 |
| Motorcraft SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSP (US); Motorcraft SAE 5W-20 Super Premium Motor Oil CXO-5W20-LSP12 (Canada); or equivalent | WSS-M2C930-A |
| Motorcraft Premium Gold Engine Coolant with Bittering Agent (US only) VC-7-B (US); CVC-7-A (Canada); or equivalent (yellow color) | WSS-M97B51-A1 |
| Multi-Purpose Grease XG-4 and/or XL-5 | ESB-M1C93-B |
| Thread Sealant with PTFE TA-24 | WSK-M2G350-A2 |
| High Temperature 4x4 Front Axle and Wheel Bearing Grease E8TZ-19590-A | ESA-M1C198-A |
| Silicone Brake Caliper Grease and Dielectic Compound XG-3-A | ESE-M1C17-A |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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