ACL race rod bearings for NA/NB

As low as $53.99
In stock
Part number
04-66105
Top-quality ACL rod bearings.

High quality ACL race rod bearings for 1990-05 Miata engines. They'll take a huge amount of abuse and are viewed as one of the industry standards.

Available in stock, 0.25mm (0.010") or 0.50mm (0.020") oversize. They also come in 0.025mm (0.001") oversize.

Included in our engine rebuild kits.

Crank measurements in mm in and inches.

  • Stock = 44.940-44.956 / 1.7693-1.7699
  • .25 / .01 = 44.690-44.706 / 1.7595-1.7600
  • .50 / .02 = 44.440-44.456 / 1.7497-1.7502
More Information
Part number 04-66105
Fits Exocet? Yes
Manufacturer ACL
Proposition 65 Warning: Cancer and reproductive harm
Flyin' Miata exclusive No
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