New OEM '90 Mazda Miata Short Nose Crank Harmonic Balancer Bolts - B631-11-405

These are the 4 Mazda specialty graded bolts (hardened) that hold the Harmonic balancer to the timing pulley on the 1990 Miata short nose crank. (1990 up to VIN 209447). You will receive 4 bolts.

If you need some of the other crank pulleys or bolts please follow this link;

https://treasurecoastmiata.com/i-23790207-1990-miata-short-nose-timing-belt-crank-pulley-components-kit-free-shipping.html