Description
Speed Pro Main Bearing Set 151M
Competition Series Main Bearings
- Standard Size
- Tri-Metal
- 3/4 Groove
- Pontiac 421/455 (Set of 5)
- Best bronze alloy material
- Does not have flash tin plating
- Extreme fatigue resistance & strength
- 3/4 Grooved
- Silicon particles help polish crankshaft journal (reduces wear during operation)
From pistons to engine bearing components, Speed-Pro® offers an array of performance engine parts. You can rely on Speed-Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled™ pistons to A-Series® bearings. They are engine components performance enthusiasts and racers can trust. By relying on Speed-Pro, you can find the perfect performance engine components based on design, material and manufacturing process, machined dimensions and the availability of friction-reducing coatings. The key is having all the right technologies and advantages of global engineering under one brand: Speed-Pro. Whether you are running at the track or on the strip, or cruisin’ down the road, Speed-Pro engine parts are engineered to make the engine rebuild easier and boost horsepower.
Product Description:
- Main Bearing
- Speed Pro
- Standard
- Pontiac V8
