Manley Toyota Supra 2JZ Valve Spring and Retainer Kit 997.1 There are two outlet ports

There are two outlet ports for those who are wanting to run dual feed lines

Kit Instructions

and in the laboratory

76mm (3″) piping for increased power output

fuel and ignition by ethanol content

Manley Toyota Supra 2JZ Valve Spring and Retainer Kit 997.1 There are two outlet portsManley Toyota Supra 2JZ Valve Spring and Retainer Kit Manley valve springs are wound from super clean alloy. Each design minimizes stress to ensure long service life with high lift camshafts. Titanium retainers are manufactured in double spindle CNC machines to exacting tolerances and precise installed height specifications. Valve locks are manufactured in Manley's Swiss turning centers with rigid control over the all important angle to ensure