In recent years various fuel manufacturers may have added any number of new unpublished additives to their blends. It is therefore very difficult to know how the tube compound used in the inner liner of our Pro-Lite Ultra™ or any other brand of elastomeri
The success of our Pro-Lite 350 hose in the market place has prompted us to take this break through hose to another level. Introducing Pro-Lite Ultra™ from Earl's! Constructed in the USA, Pro-Lite Ultra consists of an inner tube of oil resistant "PKR" synthetic rubber. A partial coverage wire inner braid and an oil, weather and abrasion resistant, black, entangled filament nylon fiber cover. This added stainless braid under the cover and over the liner, adds additional hoop strength for higher pressure ratings - 500 PSI working - and added strength for tight radius applications. It also adds needed strength for high suction and vacuum conditions (27Hg). Temperature range is -40ºF to 302ºF so it can take the most demanding conditions and still deliver you to the winners circle.
Hose Outer Material
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Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR® Sprint® Cup team and nearly every NHRA® Pro–Stock champion for four decades. Holley's products include performance fuel pumps, fuel injection, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.