Darton Sleeves Cylinder Sleeve - 4.590 in Bore - 6.770 in Height - 4.740 in OD - 10.200 in Deck - Dart Block - Big Block Chevy Crew Gloves Retains Lock-up

Retains Lock-up

4 corner idle for precise idle control

2003-2003 Chevrolet Express 2500

75") AMH-1

Outer mounting bolt holes are 2-1/2" CTC

Darton Sleeves Cylinder Sleeve - 4.590 in Bore - 6.770 in Height - 4.740 in OD - 10.200 in Deck - Dart Block - Big Block Chevy Crew Gloves Retains Lock-upProduct Description: Cylinder Sleeve 4. 590 in Bore 6. 770 in Height 4. 740 in OD 10. 200 in Deck Dart Block Big Block Chevy Darton is a manufacture of engine block sleeves. Using specialized ductile iron, their sleeves fit a variety of engine makes and sizes. Darton International was incorporated in 1978 with a goal of becoming a premier manufacturer of automotive speed equipment parts. In pursuit of this objective lead the founders to establish