Champion Spark Plug RF-11Y 1958–1968 Ford, Lincoln, and Mercury V8 engines
type: Unknown Type
Vendor: CorvairFarmer
Description:
✅ CHAMPION RF-11Y — VERIFIED FITMENT GUIDE
🔧 Technical Specs
-
Thread Size: 18mm
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Reach: ~0.429"
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Seat Type: Tapered
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Hex Size: 13/16"
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Resistor: Yes
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Heat Range: Medium-hot
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Tip Design: Standard, non-projected
📋 Cross-Reference Matches
| Brand | Equivalent Part # |
|---|---|
| ACDelco | 84T |
| Autolite | 45 |
| NGK | APR6FS (2922) |
| Denso | MA16PR-U (5008) |
| Motorcraft | BRF42, BSF42CF4 |
| Bosch | DR9BC, FR9BPX |
🚗 Verified Vehicle Fitment
| Make | Engine / Model | Years |
|---|---|---|
| Ford | 302, 351W, 429 V8 | 1968–1974 |
| Mercury | Cougar, Montego, Monterey V8 | 1965–1974 |
| Lincoln | Continental, Mark III V8 | 1968–1971 |
| AMC | 290, 304, 343, 360 V8 | 1966–1974 |
| Jeep | Wagoneer, J-Series V8 | 1971–1974 |
