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2.5L V6 - VIN D & 1: Specifications Mazda 626 GF

Mechanical

Crankcase Capacity

Crankcase capacity is 5.2 qts. (4.9L) after engine overhaul. Oil capacity with oil filter is 4.2 qts. (4.0L).

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
A/C Compressor Bracket Bolt28-38 (38-52)
Axle Shaft Bracket-To-Cylinder Block Bolt32-46 (43-62)
Baffle Plate Bolt14-18 (19-24)
Camshaft Sprocket Bolt90-103 (122-140)
Clutch Release Cylinder Bolt (M/T)12-17 (16-23)
Connecting Rod Bolt
Step 116-20 (22-27)
Step 2Additional 83-97 Degrees
Coolant Outlet Bolt14-18 (19-24)
Crankshaft Pulley Bolt116-122 (157-165)
Cylinder Head Bolt (1)
Step 117-19 (23-25)
Step 2Additional 85-95 Degrees
Step 3Additional 85-95 Degrees
Engine Mounts (2)
Millenia
Engine Crossmember Bolts55-77 (75-104)
No. 1 Mount Stay Bracket Bolt/Nut55-77 (75-104)
No. 1 Mount Stay
Bolt(3)
Nut55-77 (75-104)
No. 3 Mount Sub-Bracket Nut55-77 (75-104)
No. 4 Mount Bracket Bolt32-44 (43-60)
626
Engine Crossmember Bolts/Nuts50-68 (68-92)
No. 1 Mount Bolt/Nut55-77 (75-104)
No. 1 Mount Stay Bracket Bolt(3)
No. 2 Mount Nut55-77 (75-104)
No. 3 Joint Bracket Nuts56-76 (76-103)
No. 3 Mount Rubber Nuts55-77 (75-104)
No. 4 Mount Bracket Bolt44-59 (60-80)
No. 4 Mount Rubber Bolt50-68 (68-92)
No. 4 Mount Through-Bolt68-91 (92-123)
No. 5 Mount Rubber
Bolt41-59 (56-80)
Nut32-44 (44-60)
Exhaust Manifold Bolt/Nut12-16 (16-22)
Flywheel/Flexplate Bolt45-49 (61-66)
Friction Gear Nut51-57 (69-77)
Front Exhaust Pipe-To-Exhaust Manifold Nut28-38 (38-52)
Front Suspension Crossmember Bolt69-97 (94-132)
Fuel Rail Bolt14-18 (19-24)
Intake Manifold Bolt/Nut14-18 (19-24)
Knock Sensor15-25 (20-34)
Lower Control Arm Ball Joint-To-Steering Knuckle Through Bolt32-43 (43-58)
Lower Cylinder Block Bolt (4)
Bolt "A"
Step 117-19 (23-26)
Step 2Additional 75-85 Degrees
Bolt "B"
Step 117-19 (23-26)
Step 2Additional 65-75 Degrees
Bolt "C"
Step 113-15 (18-20)
Step 2Additional 55-65 Degrees
Bolt "D"14-18 (19-24)
No. 1 Idler Pulley Bolt28-38 (38-52)
No. 2 Idler Pulley Bolt28-38 (38-52)
Oil Cooler-To-Oil Filter Adapter Nut19-25 (25-34)
Oil Pan Bolt
Long Bolt14-18 (19-24)
Short Bolt(5)
Oil Pan Drain Plug22-30 (30-41)
Oil Pump Bolt14-18 (19-24)
Power Steering Pump Bracket Bolt(6)
Power Steering Pump Pulley Nut37-43 (50-58)
Relief Valve Plug42-50 (57-68)
Shift Rod-To-Transaxle Bolt (M/T)12-17 (16-23)
Spark Plug11-16 (15-22)
Stabilizer Bar Link Nut32-45 (43-61)
Stabilizer Rod-To-Transaxle Bolt (M/T)23-34 (31-46)
Starter-To-Transaxle Case Bolt24-34 (32-46)
Tensioner Pulley Bolt28-32 (38-43)
Thermostat Housing Bolt14-18 (19-24)
Throttle Body Bolt/Nut14-18 (19-24)
Tie Rod End Nut
62632-41 (43-56)
Millenia41-59 (56-80)
Timing Belt Tensioner Bolt14-18 (19-24)
Water Pump Bolt14-18 (19-24)
Wheel Lug Nut65-87 (88-118)
INCH Lbs. (N.m)
Air Pipe-To-Intake Manifold Bolt71-97 (8-11)
Camshaft Bearing Cap Bolt (7)100-125 (11-14)
Crankshaft Position Sensor Bracket Bolt71-97 (8-11)
Cylinder Block Valley Cover Bolt71-97 (8-11)
Fuel Injector Retainer Bolt18-35 (2-4)
Oil Pump Body Cover Bolt54-80 (6-9)
Pick-Up Tube Bolt71-97 (8-11)
Pressure Regulator Bolt62-89 (7-10)
Seal Plate Bolt71-97 (8-11)
Timing Belt Cover Bolt71-97 (8-11)
Valve Cover Bolt (8)45-80 (5-9)
Water Pump Pulley Bolt71-97 (8-11)
(1) Tighten bolts to specification in sequence. (Схема №11) (2) (Схема №5)and (Схема №7). (3) Tighten bolt to 61-87 INCH lbs. (7-10 N.m). (4) Identify bolts and tighten bolts to specification in proper sequence. (Схема №45) (5) Tighten bolts to 71-97 INCH lbs. (8-11 N.m). (6) Tighten 2 upper bolts on front of bracket to 23-34 ft. lbs. (31-46 N.m). Tighten lower bolt on front of bracket to 14-19 ft. lbs. (19-25 N.m). Tighten bolt on rear of bracket-to-cylinder block to 24-33 ft. lbs. (33-45 N.m) (7) Tighten bolts to specification in sequence. (Схема №27)or (Схема №28). (8) Tighten bolts to specification in sequence. (Схема №13)
(1)Tighten bolts to specification in sequence. (Схема №11)
(2)(Схема №5)and (Схема №7).
(3)Tighten bolt to 61-87 INCH lbs. (7-10 N.m).
(4)Identify bolts and tighten bolts to specification in proper sequence. (Схема №45)
(5)Tighten bolts to 71-97 INCH lbs. (8-11 N.m).
(6)Tighten 2 upper bolts on front of bracket to 23-34 ft. lbs. (31-46 N.m). Tighten lower bolt on front of bracket to 14-19 ft. lbs. (19-25 N.m). Tighten bolt on rear of bracket-to-cylinder block to 24-33 ft. lbs. (33-45 N.m)
(7)Tighten bolts to specification in sequence. (Схема №27)or (Схема №28).
(8)Tighten bolts to specification in sequence. (Схема №13)

TORQUE SPECIFICATIONS

GENERAL SPECIFICATIONS

ApplicationSpecification
Displacement152 Cu. In. (2.5L)
Bore3.33" (84.6 mm)
Stroke2.92" (74.2 mm)
Compression Ratio9.2:1
Fuel SystemMFI

GENERAL SPECIFICATIONS

CRANKSHAFT, MAIN BEARINGS & CONNECTING ROD BEARINGS SPECIFICATIONS

ApplicationIn. (mm)
Crankshaft
End Play
Standard.0032-.0111 (.081-.282)
Maximum.0125 (.318)
Maximum Runout.0006 (.015)
Main Bearings
Journal Diameter
Standard2.4385-2.4391 (61.938-61.953)
.010" (.25 mm) Undersize2.4287-2.4293 (61.688-61.704)
Journal Out-Of-Round.002 (.05)
Journal Taper.002 (.05)
Oil Clearance
Standard.0015-.0022 (.038-.056)
Maximum.0025 (.064)
Connecting Rod Bearings
Journal Diameter
Standard2.0843-2.0848 (52.941-52.954)
.010" (.25 mm) Undersize2.0745-2.0750 (52.692-52.705)
Journal Out-Of-Round.002 (.05)
Journal Taper.002 (.05)
Oil Clearance
Standard.0010-.0016 (.025-.041)
Maximum.0032 (.079)

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS

CONNECTING RODS SPECIFICATIONS

ApplicationIn. (mm)
Pin Bore Diameter.7852-.7858 (19.943-19.961)
Crankpin Bore Diameter2.2047-2.2053 (56.000-56.015)
Center-To-Center Length5.426-5.429 (137.82-137.90)
Maximum Bend.002 Per 1.969 (.05 Per 50.01)
Side Play
Standard.0070-.0130 (.178-.330)
Maximum.016 (.41)

CONNECTING RODS

PISTONS, PISTON PINS & PISTON RINGS SPECIFICATIONS

ApplicationIn. (mm)
Pistons
Clearance
Standard.0012-.0022 (.030-.056)
Maximum.005 (.13)
Diameter
Standard3.3249-3.3262 (84.452-84.485)
.010" (.25 mm) Oversize3.3347-3.3360 (84.701-84.734)
.020" (.50 mm) Oversize3.3346-3.3459 (84.699-84.986)
Pin Bore Diameter.7869-.7874 (19.988-20.000)
Pins
Diameter.7864-.7866 (19.975-19.980)
Piston Fit.0004-.0010 (.010-.025)
Rod Fit (Interference Fit).0005-.0015 (.013-.038)
Rings
No. 1
End Gap (1).006-.012 (.15-.30)
Side Clearance (2).0008-.0026 (.020-.066)
No. 2
End Gap (1).010-.016 (.25-.41)
Side Clearance (2).0012-.0025 (.030-.064)
No. 3 (Oil)
End Gap (1).008-.028 (.20-.71)
Side Clearance (2).007-.016 (.18-.41)
(1) Maximum end gap is .040" (1.0 mm). (2) Maximum side clearance is .006" (.15 mm).
(1)Maximum end gap is .040" (1.0 mm).
(2)Maximum side clearance is .006" (.15 mm).

PISTONS, PINS & RINGS

CYLINDER BLOCK SPECIFICATIONS

ApplicationIn. (mm)
Cylinder Bore
Diameter
Standard3.3268-3.3276 (84.501-84.521)
.010" (.25 mm) Oversize3.3367-3.3374 (84.752-84.770)
.020" (.50 mm) Oversize3.3465-3.3473 (85.001-85.021)
Maximum Taper.0009 (.023)
Maximum Out-Of-Round.0008 (.020)
Maximum Deck Warpage.006 (.15)

CYLINDER BLOCK

ENGINE VALVES & VALVE SPRINGS SPECIFICATIONS

ApplicationSpecification
Intake Valves
Face Angle45 Degrees
Head Diameter1.253-1.265" (31.85-32.15 mm)
Minimum Margin.035" (.89 mm)
Valve Length
Standard3.748" (95.20 mm)
Minimum3.707" (94.16 mm)
Stem Diameter
Standard.2350-.2356" (5.970-5.984 mm)
Minimum.2331" (5.921 mm)
Exhaust Valves
Face Angle45 Degrees
Head Diameter1.080-1.092" (27.45-27.75 mm)
Minimum Margin.039" (1.00 mm)
Valve Length
Standard3.748" (95.20 mm)
Minimum3.707" (94.16 mm)
Stem Diameter
Standard.2348-.2354" (5.964-5.979 mm)
Minimum.2329" (5.916 mm)
Valve Springs
Free Length1.847" (46.91 mm)
Out-Of-Square.064" (1.60 mm)
Lbs. @ In. (kg @ mm)
Pressure
Intake & Exhaust Valve40-45 @ 1.524 (18-20 @ 38.70)

VALVES & VALVE SPRINGS

CYLINDER HEAD SPECIFICATIONS

ApplicationSpecification
Cylinder Head Height5.252-5.260" (133.40-133.60 mm)
Maximum Warpage (1)
Cylinder Block Surface.004" (.10 mm)
Manifold Surface.004" (.10 mm)
Valve Installed Height
Standard1.634-1.653" (41.5-42.0 mm)
Serviceable1.658-1.693" (42.1-43.0 mm)
Valve Seats
Intake Valve
Seat Angle45 Degrees
Seat Width.032-.055" (.81-1.40 mm)
Exhaust Valve
Seat Angle45 Degrees
Seat Width.032-.055" (.81-1.40 mm)
Valve Guides
Intake Valve
Valve Guide I.D..2366-.2374" (6.01-6.03 mm)
Valve Guide Installed Height.579-.602" (14.7-15.3 mm)
Valve Stem-To-Guide Oil Clearance
Standard.0010-.0024" (.025-.060 mm)
Maximum.008" (.20 mm)
Exhaust Valve
Valve Guide I.D..2366-.2374" (6.01-6.03 mm)
Valve Guide Installed Height.480-.504" (12.2-12.8 mm)
Valve Stem-To-Guide Oil Clearance
Standard.0012-.0026" (.030-.065 mm)
Maximum.008" (.20 mm)
(1) DO NOT remove more than .006" (.15 mm) material from original surface of cylinder head.
(1)DO NOT remove more than .006" (.15 mm) material from original surface of cylinder head.

CYLINDER HEAD

CAMSHAFT SPECIFICATIONS

ApplicationIn. (mm)
End Play
Standard.0020-.0039 (.051-.100)
Maximum.0055 (.140)
Journal Runout.0008 (.020)
Journal Diameter (1) (2)
No. 1 Journal
Left Exhaust Camshaft
Standard1.1802-1.1809 (29.977-29.995)
Minimum1.1781 (29.924)
Left Intake Camshaft
Standard1.0213-1.0220 (25.941-25.959)
Minimum1.0193 (25.890)
Right Exhaust Camshaft
Standard1.0213-1.0220 (25.941-25.959)
Minimum1.0193 (25.890)
Right Intake Camshaft
Standard1.1802-1.1809 (29.977-29.995)
Minimum1.1781 (29.924)
No. 2, 3 & 4 Journals
Standard1.0201-1.0208 (25.910-25.928)
Minimum1.0181 (25.860)
No. 5 Journal
Standard1.0213-1.0220 (25.941-25.959)
Minimum1.0193 (25.890)
Oil Clearance (2)
No. 1 & 5 Journals
Standard.0016-.0032 (.041-.079)
Maximum.0047 (.119)
No. 2, 3 & 4 Journals
Standard.0028-.0043 (.071-.109)
Maximum.0059 (.150)
Lobe Height
Exhaust
Standard1.7076 (43.373)
Minimum1.6997 (43.172)
Intake
Standard1.6867 (42.842)
Minimum1.6788 (42.642)
(1) Left and right as viewed from rear of engine. (2) The No. 1 journal is timing belt end, and No. 5 journal is flywheel end.
(1)Left and right as viewed from rear of engine.
(2)The No. 1 journal is timing belt end, and No. 5 journal is flywheel end.

CAMSHAFT

HYDRAULIC LASH ADJUSTERS SPECIFICATIONS

ApplicationIn. (mm)
Oil Clearance
Standard.0010-.0026 (.025-.066)
Maximum.0071 (.180)

HYDRAULIC LASH ADJUSTERS

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