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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1997ASTRO VAN 2WD V6-4.3L VIN WREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSDIMENSION & CLEARANCE SPECIFICATIONS - MAIN BEARING
1997 Chevrolet Astro Van 2WD V6-4.3L VIN W
Dimension & Clearance Specifications - Main Bearing
1997 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Dimension & Clearance Specifications - Main Bearing
Clearance-Production
#1 0.020-0.050 mm (0.0008-0.0020 inch)
# 2, # 3 and #4 0.22-0.061 mm (0.0009-0.0024 inch)
Clearance-Service Limit
#1 0.025-0.05 mm (0.0010-0.0020 inch)
#2, #3, and #4 0.025-0.06 mm (0.0010-0.025 inch)
#1 0.020-0.050 mm (0.0008-0.0020 inch)
# 2, # 3 and #4 0.22-0.061 mm (0.0009-0.0024 inch)
Clearance-Service Limit
#1 0.025-0.05 mm (0.0010-0.0020 inch)
#2, #3, and #4 0.025-0.06 mm (0.0010-0.025 inch)
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.