VH Group 3

1984 HOLDEN VH GROUP 3

Tech Sheet

Engine/Driveline

408 LSX BASED ON L76
6 Speed T56 gearbox
Lunati LS1 408 Rotating Assembly, 4.030” Bore, -13cc Reverse Dome Piston, 4.000” Stroke, 6.125” Rod Length, 12.5:1 compression ratio
HOP custom grind cam
shaft mount rockers
Meziere’s high flow electric “street” water pump
Callies LS1 billet steel main caps
Gm manifold
custom 1 7/8 long tube 4 into1 headers

470 rwhp on ultimate 98*
607.9 fwhp & 510 ft-trq