Sealed Power Competition Series Rod Bearing Set - Performance - Standard Size - Tri Metal - Ford - 351W - Set of 8 MT-ANT-RAPTOR-A Three manifold vacuum ports are

Three manifold vacuum ports are available including one for PCV

Designed for the MAC Pumper series

Pontiac Firebird 1981-1977

GM Compact SUV / Truck 1986-93

as well as 100% stainless steel construction

Sealed Power Competition Series Rod Bearing Set - Performance - Standard Size - Tri Metal - Ford - 351W - Set of 8 MT-ANT-RAPTOR-A Three manifold vacuum ports areSealed Power builds engine bearings using materials and alloys engineered for demanding applications. We tailor our bearings to withstand punishing racing conditions. Our bearings are proven winners in NHRA, NASCAR and IHRA competition. Sealed Power engine bearings include a patented contoured flange design that increases thrust load capacity and a three quarter length oil groove that enhances lubricity without compromising load capacity. The