4EFTE Billet Main Caps
A must for high hp/rpm 4EFTE Starlet builds
3x stronger than factory cast iron caps, extended height for added strength.
Requires use of ARP Main Studs
Requires line bore/hone for fitment to block
We do our best to keep items in stock, please allow up to 2-3 weeks for manufacturing if item is out of stock. Please contact us for specific lead times.