1969 1970 Ford 429 Mustang Boss 9 Main Bearing Set 8 Cyl 010 OEM NORS

69 70 Ford 429 Mustang Boss 9 ( Tags 820 - T / S / A )

These bearings were made specifically for the 69 70 Mustang Boss 9 429 engine. Reference 1975 Michigan Bearings Catalog

Michigan 1917P

Undersized 0.010

4 Pr. 8406CAP
1 Pr. 8407CAP

*NOTE This main bearing set will fit engines tagged with both 820-T 820-A 820-T but rod bearings will differ between engine tags. Rod Bearings will differ depending on engine tags and may be available upon request, contact seller for more information on connecting rod bearings or cam bearings for this engine.