Eagle Balanced Rotating Assembly Kit - 489 CID - Cast Crank - Forged Pistons - 4.250" Stroke - 4.280" Bore - 6.385" I-Beam Rods - BB Chevy 935075 Adapter Fitting 12AN To 1/2"NPT

Adapter Fitting 12AN To 1/2"NPT Aluminum 45 Degree

Includes race-proven pressure transducer

Centerlinks add strength and adjustability

20 mm bung for low oil warning sensor (22-405 required if not used)

this High Energy pushrod set works perfectly with High Energy or Magnum rockers

Eagle Balanced Rotating Assembly Kit - 489 CID - Cast Crank - Forged Pistons - 4.250" Stroke - 4.280" Bore - 6.385" I-Beam Rods - BB Chevy 935075 Adapter Fitting 12AN To 1/2"NPTEagle Street & Strip Rotating Assemblies are the perfect alternative to reworking O. E. Parts. Eagle takes great care to select the most cost effective parts for our Street & Strip assemblies without sacrificing quality. Eagle Street & Strip assemblies are recommended for use in naturally aspirated, pump gas, street engines. Eagle's commitment to quality and service has resulted in customer loyalty and satisfaction. This, in turn, has fueled rapid