Hydraulic Roller - Xtreme Energy: Good for towing, excellent mileage, smooth idle. Will work with stock converters and gears.; 252/258 Advertised Duration, 200/206 Duration .050", .472"/.480" Lift, 110 Lobe Separation; 600 to 4600 RPM range; Must use bronze tip fuel pump pushrod when using high pressure or high volume pump
Good for towing, excellent mileage, smooth idle. Will work with stock converters and gears.
Hydraulic Roller - Xtreme Energy: Good for towing, excellent mileage, smooth idle. Will work with stock converters and gears.
