The ACL Performance main bearings for the Mazda MX5 NA / NB They are manufactured in Australia from a tri-metal alloy of tin, copper, and steel. This set of 5 pairs of bearings fits without modifications onto the crankshaft of the B6 / BP engines fitted to these models. Available in OEM thickness (Std) or 0.25" thicker (+0.25") to accommodate a machined crankshaft, this complete set is a perfect addition to the configuration of the most powerful forged engines.
Properties
- Direct mounting
- Kit of 5 pairs
- Tri-metal tin / copper / steel
- OEM thickness (Std) or +0.25" for machining customization
- Made in Australia
Technical specifications
- Material: Tri-metal tin / copper / steel
- Available thicknesses: OEM (Std) or +0.25"
- Production: Made in Australia
Contents of the set
- ACL Performance main bearings
- 5 pairs of bearings
Frequently Asked Questions
Which motors do these bearings fit?
These bearings fit the B6 / BP engines of the Mazda MX5 NA / NB.
Are any adjustments needed for assembly?
No, these bearings fit onto the crankshaft without modifications.