Brian Crower VQHR 4.07liter Stroker Kit with ProH625+ Rods Balanced or Unbalanced Crankshaft:Balanced Crankshaft GP-1 Break-In 30 doesn’t require

GP-1 Break-In 30 doesn’t require any additional ZDDP or break-in additives

DO NOT Purchase the part(s) if you are intending to use on a Street/Highway/DOT vehicle(s)

Perfect for ‘blow-through’ carbureted engines up to 1200 FWHP

make sure battery has enough capacity for the vehicle intended to be used in)

Whether tuning your vehicle for maximum performance or monitoring your driving for maximum fuel economy

Brian Crower VQHR 4.07liter Stroker Kit with ProH625+ Rods Balanced or Unbalanced Crankshaft:Balanced Crankshaft GP-1 Break-In 30 doesn’t requireBrian Crower VQHR 86. 4mm 4. 07liter Stroker Kit with ProH625+ Rods Select Balanced or Unbalanced Crankshaft VQ35HR 4. 07L 4340 Billet Crankshaft 86. 4mm stroke ProH625+ Rods (5. 974 c to c) Custom Pistons (choice of bore compression). ACL bearings available separately (available with discount when purchased with Stroker Kit) Balanced Crankshaft Crank # BC5227 86. 4mm Rod # BC6226 5. 974" Piston # BC7227 Custom Unbalanced Crankshaft Crank # BC5227U