Product Description
National front engine crankshaft repair sleeve designed as a direct replacement for GMC 250 vehicles from 1951 through 1959. Manufacturer part number SX-4F6Y. Interchange references include Timken, SKF, C176, VEMO, and King 52-7.
Product Specifications
BrandNational
TypeEngine Crankshaft Repair Sleeve
Manufacturer Part NumberSX-4F6Y 1959 1958 1957 1956 1955 1954
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C176 VEMO King 52-7
Placement on VehicleEngine > Hardware Fasteners Fittings
Compatible MakeGMC
Compatible Model250
Compatible Year1959 1958 1957 1956 1955 1954 1953 1952 1951
Core ChargeFree - No Core Charge
PositionFront
Fitment TypeDirect Replacement
Bundle Description1 pc Genuine National Engine Crankshaft Repair Sleeve
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Fitment TypeDirect Replacement
Placement on VehicleEngine > Hardware Fasteners Fittings
Core ChargeFree - No Core Charge
Bundle Description1 pc Genuine National Engine Crankshaft Repair Sleeve
UPCDoes not apply
Country of OriginUnited States
Vehicle Fitment
| Year | Make | Model | Engine | Trim | Transmission |
|---|
| 1951 | GMC | 250 | | | |
| 1952 | GMC | 250 | | | |
| 1953 | GMC | 250 | | | |
| 1954 | GMC | 250 | | | |
| 1955 | GMC | 250 | | | |
| 1956 | GMC | 250 | | | |
| 1957 | GMC | 250 | | | |
| 1958 | GMC | 250 | | | |
| 1959 | GMC | 250 | | | |
Always compare the part number and listed specifications with your original part before ordering.