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ACL race main bearings for NA/NB
ACL race main bearings for NA/NB
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Regular price
$86.99 USD
Regular price
Sale price
$86.99 USD
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SKU
SKU
04-66100~25
What does it fit?
What does it fit?
1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2004 MSM, 2005, 2005 MSM
Instructions
Instructions
Instructions are not currently available.
Emissions information
Emissions information
Not applicable
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Shipping restrictions
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Main bearings for 1990-05 Miata engines. These are quality ACL race bearings for maximum strength inside maximum horsepower engines.
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 and inches:
- Stock = 49.938-49.956 / 1.9661-1.9667
- .25 / .01 = 49.704-49.708 / 1.9569-1.9570
- .50 / .02 = 49.454-49.458 / 1.9470-1.9471
*0.50mm & 0.025mm sizes are unavailable until further notice.
