Exterior Components› Body Panels and Components
King Engine Bearings
FOR FORD 221CI 255CI 260CI 289CI
SKU: K006 CR 871SI
Moderate — 2–4 hours
Description
MIA's Description
They are a direct replacement part recommended for OE applications, aftermarket gasoline or diesel engine rebuilding, and performance engines with OE crankshafts. The SI-Series bearings offer an improved finish and oil clearance to reduce wear and improve engine longevity.
Fitment
Fitment Guaranteed
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on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | King Engine Bearings |
| Part Number | K006 CR 871SI |
Videos
King Engine Bearing & Crankshaft Installation Guide Feat. XP Bearings
Engine bearing Size and Terminology - Jay's Tech Tips
The BEST Bearings For Your Build - King Engine Bearings pMaxKote
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302 Ford main bearings and rod bearings installation 
How To Replace Engine Main Bearings.
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Correct 302 Connecting Rod Orientation (Engine Build)
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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