Ford 4.9 Master Rebuild Kit 300 Inline 6 Early
$561.33
Part Number: MKF300A
Complete Master Rebuild Kit for Ford 4.9L 300 Inline 6 (Early)
This Ford 4.9 master rebuild kit includes multiple piston, ring, rod, and bearing size options to match your engine build.
ā Includes: pistons, rings, bearings, gaskets, camshaft, lifters, timing set & oil pump
ā ļø Fitment Notice: Early and late model variations exist. Confirm engine year, sizes, and compatibility before ordering.
Description
Ford 4.9 Master Rebuild Kit ā 300 Inline 6 (Early)
Restore performance and reliability with this Ford 4.9 master rebuild kit, designed for early Ford 300 inline 6 engines used in trucks and utility vehicles. This complete Ford 4.9 master rebuild kit is built for stock rebuilds, work applications, and long-term durability.
The Ford 300 inline 6 is known for its torque, simplicity, and long service life, making it one of Fordās most trusted engines for heavy-duty use.
This rebuild kit features a 4.000″ bore and 3.98″ stroke, supporting stock rebuild configurations.
Browse additional options on our engine rebuild kits hub page to find the right kit for your build.
Whatās Included in This Ford 4.9 Master Rebuild Kit
This Ford 4.9 master rebuild kit includes the essential components needed for a complete and reliable engine rebuild.
- Piston Set
- Piston Ring Set
- Rod Bearing Set
- Main Bearing Set
- Cam Bearing Set
- Full Gasket Set
- Camshaft
- Valve Lifters
- Timing Set
- Oil Pump
- Expansion Plug Kit
Note: Early and late model variations exist. Always confirm engine year and specifications before ordering.
This kit is available in multiple size configurations to match your engine machining specifications.
Available Sizes & Options
Pistons & Ring Sizes (Oversize)
- Standard (STD)
- .020 Oversize
- .030 Oversize
- .040 Oversize
- .060 Oversize
Rod Bearing Sizes (Undersize)
- Standard (STD)
- .010 Undersize
- .020 Undersize
- .030 Undersize
Main Bearing Sizes (Undersize)
- Standard (STD)
- .010 Undersize
- .020 Undersize
- .030 Undersize
Need machining services to match these specifications? Visit our engine machine shop services for boring, resurfacing, and balancing.
Engine Fitment & Notes
Proper fitment and engine configuration are important for achieving the best performance and long-term reliability.
- Engine: Ford 4.9L / 300 Inline 6
- Configuration: Inline 6-cylinder
- Bore: 4.000″
- Stroke: 3.98″
- Application: Truck / Van
- Fitment Note: Early model application
Note: Verify early model compatibility, engine year, and specifications before ordering.
Why Choose This Ford 4.9 Master Rebuild Kit?
This kit is designed to provide a dependable and complete solution for rebuilding one of Fordās most proven inline 6 truck engines.
- ā Complete master kit solution
- ā Designed for Ford 300 inline 6 engines
- ā Known for durability and torque
- ā Precision-fit components
Not sure which sizes you need? Review our engine rebuild kit guide or learn more about proper measurements in our bearing clearance guide.
Need help selecting sizes or confirming fitment? Contact Benning Auto Parts at 1-800-847-0733 for expert assistance.
Additional information
| Weight | 41.2 lbs |
|---|---|
| Dimensions | 26 × 15 × 12 in |


