Callies Subaru 86mm Stroke FA20 Billet Crankshaft Merchandise to determine optimal high power

to determine optimal high power and RPM efficiency

resulting from a lengthy development program

Custom Rib Design (Improved Seal Around the Water Gallerie)

The VA chassis has a weak clutch fork that tends to break or bend when used with heavier pressure plates

Callies Subaru 86mm Stroke FA20 Billet Crankshaft Merchandise to determine optimal high powerPremium grade material, design and craftsmanship set Sport Series components for Subaru engines apart from other manufacturers of high performance engine components. Every Subaru component is meticulously inspected prior to shipment. When combined with world class material and design, this final attention to detail ensures you are getting the reliability you expect from every Callies product. Standard Features: Average weight 18 lbs. All rod journals