Thrush Dual Kit - 2.5 in. Aluminized Pipes / H-Pipe Balance Tubes / Single Muffler Helmet Bag Maintains oil pressure during pushrod the tubular design allows SCOBRS0054U0K01060 150-45-6712K Size:7-5/8+ (61+)

Maintains oil pressure during pushrod or rocker arm failure by keeping lifters in their bores (except with roller cam)

Made from silicone to withstand extreme engine oil temperatures and injection molded for a precise fit

shiny plastic and acrylic headlights to crystal clarity

The kit comes with the electric valve which has 1/2" N

For Kit that fits Holley Carburetors

Thrush Dual Kit 2.5 in. Aluminized Pipes H Pipe Balance Tubes Single Muffler Helmet Bag Maintains oil pressure during pushrod the tubular design allows SCOBRS0054U0K01060 150 45 6712K Size:7 5 8+ (61+) Maintains oil pressure during pushrod or rocker arm failure by keeping lifters in their bores (except with roller cam) Made from silicone to withstand extreme engine oil temperatures and injection molded for a precise fit