Fully built LS7 converted to wet sump oil system. Selling as long block. Holley hi-ram not included but that can be negotiated. Hi-ram is port matched to heads with 102 mm lid. It has 4921 miles on engine. Can hear run. Deposit required before pulling. This can be a complete drop in right into an 07+ truck.
Don’t have a exact HP but best estimate is 650hp at crank. Truck has run 12:15 in 1/4 on NA 5080 lbs
Consistent 11:50 on 100 shot
Best is 10.94 @ 123 on 150 shot.
Never spayed more than 150 shot

12:1 compression.
428.1 ci.
4.130 bore
Built for nitrous.
Wiseco forged pistons +2.5 dome
Stock titanium rods
Stock forged 4” stroke crank
ARP stud kit mains and heads
C5r timing chain
Comp cam pushrods
LS7 lifters
Melling high volume/ standard pressure oil pump.

Heads: 8453 casting
Lingenfetler 660 cnc port job
Ferrea bronze valve guides
Manly stainless exhaust valves
3 angle valve job
BTR .685 valve spring kit w ti locks
All valves lash capped
Micro polished rockers w/ trunnion kit

Cam card pictured for specs.
$8500 + freight ship.