Crower 66490H-2 Features:

Raised-seat severe duty roller lifters for SBC cutaway, 1986-up, and Bowtie blocks .842 in. OD lifter body with .750 in. roller for demanding racing valvetrain setups HIPPO high-pressure pin oiling helps improve roller pin lubrication in severe-duty use Billet alloy bodies with stainless steel alignment blades; intake seats offset .150 in.

Severe Duty Rollers Raise Raised-seat SBC Cutaway .842 In. Features:

• Raised pushrod seats for 1986-up SBC cutaway and Bowtie blocks, +.300 in. taller than standard rollers
• .842 in. OD lifter bodies with .750 in. rollers for severe-duty valvetrain control in racing applications
• High Pressure Pin Oiling system for improved roller-pin lubrication under high-load, high-rpm operation
• Billet alloy bodies with stainless steel alignment blades, plus .150 in. intake seat offset for fitment
• 2-piece pair configuration; oil restrictors not recommended for use with these raised-seat roller lifters