#21 Blockzilla .440

Parts:

• Cam
• 52 Tooth cam gear.

Cam Specification:

• Standard Core Cam (SC) measures 3.400 from bearing shoulder to shoulder
• Center cut to .250
• LIFT .450

Cam Card:

• Intake and Exhaust Center line. 104 deg.
• Duration 270 deg.
• Open 31 Before TDC.
• Close 59 After BDC.
•