ACL Bearings H-Series Connecting Rod Bearing Standard - Big Block Chevy 24232413 Eyeport on all ST5 helmets Size:Large/X-Large Windshield Mounting Bolt Pattern 2 QRP50-820

Eyeport on all ST5 helmets is taller than the previous ST4 and has a special visor to accommodate the larger opening

In-Line filter

looking for maximum horsepower and rpm capability with a primary operating range of 3500-8000 rpm's (This range is an average and will vary with engine displacement and component selection)

Passenger Side Mount

ACL Bearings H Series Connecting Rod Bearing Standard Big Block Chevy 24232413 Eyeport on all ST5 helmets Size:Large X Large Windshield Mounting Bolt Pattern 2 QRP50 820 Eyeport on all ST5 helmets is taller than the previous ST4 and has a special visor to accommodate the larger opening In Line filter