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Cathedral Port Head
such as the Summit Racing Pro LS pistons
Heavy duty Stainless steel body
EFI Hi-Ram
Bronze Trunion Bushing Upgrade Kit for LS Engines injector Cathedral Port HeadIn high rpm situations (and when used in conjunction with high valve spring pressures) the OEM cageless trunion needle bearingss outer shell may tend to begin walking out of the rocker arms pivot trunion bore, resulting in individual needle bearings quickly falling out and scattering throughout the engine (the OE needles are captured by two separate housings, and the outer housing tends to walk out, releasing the needles). Obviously, this isnt good
US$ 4495.00
US$ 3995.00