RHS Bare Block Engine 4.120" Bore 9.250 Deck Standard Main - 6-Bolt Mains 2-Part Epoxy 1-3/4 in Long

1-3/4 in Long

fast and easy tool from the JOES team

Special Retention Bead on Hose Barb Retains Hose without Damaging Hose Inner Liner

Mounting Tabs

RHS Bare Block Engine 4.120" Bore 9.250 Deck Standard Main - 6-Bolt Mains 2-Part Epoxy 1-3/4 in LongThis block has a 9. 240 deck height with a 4. 125 bore and a 5. 87 cylinder sleeve length. Cylinder walls are Siamese cast with press in cast iron sleeves. 12AN feeds for dry sumps. Aircraft quality A357 T6 aluminum. 6 Head Bolt Design. In recent years, LS engine technology has revolutionized the GM performance aftermarket. Gen IV engines have set a new standard for factory horsepower and torque. To meet the growing demand of today's high performance