High lift valve springs

$16.00 -- High Lift Valve Springs for all LSx Engines

This 65g lightweight beehive spring is Katech's default for all engine packages. Optron valvetrain dynamics testing revealed this spring was the best choice to keep lightweight valves such as LS6 and LS7 in control.

Purchase High lift valve springs

SKU: PSI-LS1511

Specifications

Weight: 65g

OD: 1.290

ID: .630

Install height LS6: 1.800

Install height LS7: 1.850

Seat Pressure LS6: 120lbs.

Seat Pressure LS7: 113lbs

Open Pressure: 360lbs @ 1.175

Rate: 384 lb/in

Max lift LS6: .625

Max lift LS7: .700

Coil Bind: 1.100

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Ferrea stainless steel intake valve -- Gen 3/4 Stainless steel intake valve

Hollow stem valve kit, 2.100"/1.550" -- 8 Katech 2.100" intake valves & 8 LS6 1.550" exhaust valves

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Titanium exhaust valve -- 1.600", 5/16" stem

Titanium intake valve -- 2.080", 5/16" stem

Titanium valve spring retainers -- Titanium valve spring retainers

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