Enginetech BB155JSTD Rod BRNG GM CHEV 3.7L 223 DOHC
Enginetech BB155JSTD Rod BRNG GM CHEV 3.7L 223 DOHC: Automotive. Buy Enginetech BB155JSTD Rod BRNG GM CHEV 3.7L 223 DOHC: Rod & Main Bearings - ✓ FREE DELIVERY possible on eligible purchases. Advanced aluminum-silicon material. . Performance of new aluminum-silicone alloys is now better than the original tri-metal designs. . Aluminum-silicone bearing material. . BB155JSTD ROD BRNG GM CHEV 3.7L 223 DOHCDue to the new advances in aluminum-silicon bearing technology is converting most of our main & rod bearings to the advanced aluminum-silicon material.The performance of new aluminum-silicone alloys is now equal to or better than the original tri-metal designs.The additions of high amounts of silicon dispersed within aluminum alloys have moved aluminum-silicone bearing material to the preferred bearing status. main & rod bearings – the choice of rebuilders for over 25 years. About ten years ago, when aluminum bearings were first being introduced, continued to produce the higher quality tri-metal 780 bearings. stuck firm with the 780 tri-metal material for years because it was far superior to the early aluminum bearing technology. . . .