Eagle Balanced Rotating Assembly Kit - 489 CID - Cast Crank - Forged Pistons - 4.250" Stroke - 4.280" Bore - 6.385" I-Beam Rods - BB Chevy 23-TR1-N-XS 1980-1985 GMC G1500

1980-1985 GMC G1500

Comes Fully Assembled

6L with 3 Valve Head and #26113 and #26125 Beehive Valve Springs is precision machined from 4140 chromemoly steel and finished in black oxide

Designed specifically for 1996 Corvettes or LT4 manifold users

1974-1986 Chevrolet Monte Carlo

Eagle Balanced Rotating Assembly Kit - 489 CID - Cast Crank - Forged Pistons - 4.250" Stroke - 4.280" Bore - 6.385" I-Beam Rods - BB Chevy 23-TR1-N-XS 1980-1985 GMC G1500Eagle 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