Originally developed with the GM LT-1 engine specs in mind, these regulators were designed to keep these cars performing at their peak potentiaL These rail mount EFI regulators fit a variety of factory GM vehicles. See a list of applications below: Adjustable from 30-70 PSI. Fuel pressure rises on a 1:1 ratio when referencing boost. 1/8 NPT gauge port. Stainless steel spring, custom-designed for precise fuel controL A true billet regulator, CAD designed and CNC-machined. Return adapter may be replaced with P/N 15606 for a -06 return line. (sold separately) This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications. P/N 13106 92 96 Corvette GM Ram-Jet 350 EFI Crate Engine P/N 13107 94 96 Impala 94 97 F Body Camaro/Firebird GM 3.1L & 3.4L V6 engines
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