Speed Pro Main Bearing - 0.010 in Undersize - Small Block Mopar HS11M61FIA The plug gap with a

The plug gap with a mag is a mere 015" -

2-1/2 in Long

Specifically designed for carbureted street or racing engines

5-inch bolt pattern

Speed Pro Main Bearing - 0.010 in Undersize - Small Block Mopar HS11M61FIA The plug gap with aSpeed Pro Main Bearing Set 120M10 Competition Series Main Bearings 0. 010" Undersize Tri Metal 3 4 Groove Chrysler 360 (Set of 5) Best bronze alloy material Does not have flash tin plating Extreme fatigue resistance & strength 3 4 Grooved Silicon particles help polish crankshaft journal (reduces wear during operation)From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry