Dart LS Iron Block - 9.240/4.125 w/ Steel Main Caps Seats & Components 1/4"-20 nuts are perfect to

1/4"-20 nuts are perfect to use as a backer nut with Allstar body bolts

500 Floating Mount

1986-1995 Mazda 323

These bearings are made without flash plating for better seating

5 to 24 in Tanks

Dart LS Iron Block - 9.240/4.125 w/ Steel Main Caps Seats & Components 1/4"-20 nuts are perfect toProduct Description: Engine LS Next Bare Block 4. 125 in Bore 9. 240 Deck 4 Bolt Mains 1 Piece Seal 0. 375 in Extended Cylinders Iron GM LS Series Sold Individually Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of racers and performance enthusiasts. Dart components are developed in house, manufactured on