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.
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HOMESERVICE MANUALSMAZDA1987B SERIES TRUCK L4-2000 1998CCREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYSYSTEM SPECIFICATIONS
1987 Mazda B Series Truck L4-2000 1998cc
System Specifications
1987 Mazda B Series Truck L4-2000 1998ccSECTION System Specifications
Torque Specifications
Cylinder Head Bolts 80 - 86 Nm (59 - 64 ft. lbs.)
Rocker Shaft Assembly Bolts 18 - 26 Nm (13 - 20 ft. lbs.)
Camshaft Pulley Bolt 47 - 65 Nm (35 - 48 ft. lbs.)
Timing Belt Cover Bolts 7 - 10 Nm (61 - 87 ft. lbs.)
Exhaust Manifold X Cyl. Head 21 - 28 Nm (16 - 21 ft. lbs.)
Intake Manifold X Cyl. Head 19 - 25 Nm (14 - 19 ft. lbs.)
Cylinder Head Cover 3 - 4 Nm (24 - 34 inch lbs.)
Spark Plugs 15 - 23 Nm (11 - 17 ft. lbs.)
Cylinder Head Bolts 80 - 86 Nm (59 - 64 ft. lbs.)
Rocker Shaft Assembly Bolts 18 - 26 Nm (13 - 20 ft. lbs.)
Camshaft Pulley Bolt 47 - 65 Nm (35 - 48 ft. lbs.)
Timing Belt Cover Bolts 7 - 10 Nm (61 - 87 ft. lbs.)
Exhaust Manifold X Cyl. Head 21 - 28 Nm (16 - 21 ft. lbs.)
Intake Manifold X Cyl. Head 19 - 25 Nm (14 - 19 ft. lbs.)
Cylinder Head Cover 3 - 4 Nm (24 - 34 inch lbs.)
Spark Plugs 15 - 23 Nm (11 - 17 ft. lbs.)
Cylinder Head Removal:
Camshaft/Rocker Arm Removal:
Cylinder Head Installation:
Camshaft/Rocker Arm Installation:
RENDER: 1.0x
NO RELATED
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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.