Product Description
Genuine LEMPCO S397 Timing Sprocket (NORS)
This NORS (New Old Replacement Stock) LEMPCO S397 timing sprocket is a crucial component for maintaining precise engine timing in various 1960-1983 Ford and Mercury vehicles equipped with 144, 170, and 200 (3.3L) 6-cylinder engines. This high-quality replacement part ensures reliable operation for your classic car or truck, fitting models such as the Ford Falcon, Mustang, Maverick, Bronco, Econoline, Ranchero, Granada, and Mercury Comet, Cougar, and Monarch.
Key Features:
- Brand: LEMPCO
- Part Number: S397
- Replaces OEM number: CODZ6306A
- Position: Crankshaft
- Engine Fitment: Ford/Mercury 144, 170, 200 (3.3L) 6-Cylinder
- Teeth: 19
- Condition: NORS
Fitment:
| Make | Model | Year | Engine | Notes |
| Ford | Falcon / Fairlane / Econoline | 1960-1974 | 144 6-Cylinder | Crankshaft Sprocket |
| Mercury | Comet | 1960-1974 | 144 6-Cylinder | Crankshaft Sprocket |
| Ford | Falcon / Fairlane / Mustang / Bronco / Econoline / Ranchero | 1960-1972 | 170 6-Cylinder | Crankshaft Sprocket |
| Mercury | Comet / Cougar | 1960-1972 | 170 6-Cylinder | Crankshaft Sprocket |
| Ford | Falcon / Mustang / Fairlane / Maverick / Bronco / Econoline / Ranchero / Granada / Pinto | 1963-1983 | 200 (3.3L) 6-Cylinder | Crankshaft Sprocket |
| Mercury | Comet / Cougar / Montego / Monarch / Bobcat | 1963-1983 | 200 (3.3L) 6-Cylinder | Crankshaft Sprocket |
Fits Years:
1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983
Note on Stock Photos: Due to our inventory of multiple identical units for this specific part number, we utilize representative stock photos for this listing. You will receive a component that strictly meets all listed specifications and fitment requirements. Please be aware that because these are vintage parts, minor cosmetic variations—such as surface finish, color, or production markings—may exist between different manufacturing runs. These slight aesthetic differences are a result of historical production processes and do not impact the part's integrity, performance, or authenticity.
A Note on Fitment Accuracy: We manually research our fitment data using vintage manufacturer catalogs to provide you with the most accurate information possible. However, because we are human and these decades-old resources can occasionally contain errors, we cannot guarantee 100% accuracy. We strongly encourage you to perform your own due diligence and verify this part number for your specific application before purchasing. Please note that this part may also fit other vehicles or years not explicitly listed in our research.
Unbeatable Prices & Expectations
While many of our vintage parts were manufactured decades ago, they remain unused and high-quality. Some original boxes may show signs of shelf-wear, such as dust, tape, or surface distress from years of storage. Rest assured, the components inside have been inspected to ensure they are complete and ready to help you finish your project without breaking the bank.
