Spark Plugs Specification
Verified OEM & Service Reference1985 Chevrolet Silverado 1500 5.3L EcoTec3 V8 (L84) — Spark Plugs
Recommended interval: Every 60,000–100,000 miles (40,000 miles on turbo engines)
Engine / Trim Variant
OEM Part Number
Verify by VIN / Amazon Garage
Quick Purchase
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Technical Specifications
| Factory Plug Gap | 0.040 in |
|---|
Compatible Aftermarket Options
Direct OEM cross-references- Buy ACDelco 41-162 on AmazonACDelco41-162
Search query: ACDelco 41-162 spark plug Silverado 5.3
Spark Plugs Fitment by Engine / Trim (1985 Chevrolet Silverado 1500)
| Engine / Trim | Oil Spec & Capacity | OEM Oil Filter |
|---|---|---|
| 5.3L EcoTec3 V8 | 0W-20 • 8.0 qt (7.6L) | 12706595 (PF63) |
| 6.2L EcoTec3 V8 | 0W-20 • 8.0 qt (7.6L) | 12706595 (PF63) |
| 3.0L Duramax Turbo-Diesel | 0W-20 • 7.0 qt (6.6L) | 55495105 (PF66) |
DIY Fitment & Verification Checklist for 1985 Chevrolet Silverado 1500
- Confirm your engine code or trim variant above before ordering parts, as mid-year production changes can affect spark plugs fitment.
- When purchasing OEM or aftermarket brands (Motorcraft, ACDelco, Mopar, Wix, Fram, Mobil 1, Bosch, NGK), cross-check the Amazon Garage Confirmed Fit badge with your 17-digit VIN.
- Always consult your 1985 Chevrolet Silverado 1500 owner's manual for exact torque specs and fluid service intervals.
Sources: NHTSA vPIC & OEM Service SpecificationsReport an inaccurate spec or part number
Frequently Asked Questions
What is the OEM spark plugs specification for a 1985 Chevrolet Silverado 1500?
Check the technical specifications table above for the 1985 Chevrolet Silverado 1500 5.3L EcoTec3 V8 (L84) spark plugs sizing and fitment details.
Which aftermarket spark plugs brands fit the 1985 Chevrolet Silverado 1500?
Compatible aftermarket options include ACDelco 41-162.