HD Bubble Top Engine Cases by EMPI®. EMPI engine cases are all new construction with numerous design features added in right from the start. All cases are made from high quality aluminum alloy and are fully CNC machined following strict quality control standards. They offer two basic versions of these engine cases. Part number e980451b is offered as a stock replacement case. This case has 8mm inserts for the head studs, Type 1 and Type 2 universal mounts and Type 1 and 3 dipstick locations. This case is designed to replace an original universal case and is considered a great upgrade over the stock magnesium case. EMPI Super Stock cases part numbers e980463b or e980464b are made from a separate tooling from their stock cases. These cases all feature Bubble Top construction. Bubble Top cases have a raised roof design which allows up to 84mm stroker cranks and rods full clearance without having to do any additional hand clearance. All of these cases are filled in behind #3 cylinder. Super Stock cases also feature drilled and tapped for full flow with plugs supplied and shuffle pins on the center mains.
- Designed to deliver trouble-free, consistent performance
- Right for your vehicle and lifestyle
- Made from high-quality materials for ultimate durability
- Manufactured to meet or exceed strict quality requirements
EMPI, Inc. presents a great assortment of replacement and performance parts and accessories for street and off-road vehicles, namely constant velocity joint boots, axle spindle nuts, boot kits, as well as products for rack and pinion steering systems and clutch alignment tools designed specifically for the automotive aftermarket. After purchasing Bugpack, EMPI® also presents the Bugpack product line which incorporates high performance heads, complete exhaust systems, urethane chassis/suspension bushings and mounts, etc.