
Supertech S54 Valvetrain Kit - LASH CAP ONLY
SPRING & RETAINER KIT Supertech Spring / Retainer kits are precision matched sets for a complete valvetrain overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Spring / Retainer kits are second to none in terms of performance, quality and value.Specifications: Type: Dual Spring Press.Seat: 82lbs @ 41.00mm Press.Open: 182lbs @ 10mm Max Lift: 15.50mm Coil Bind: 25.50mm Rate: 10.00lbs/mm Retainer: RET-BM2521/T1S-LC Spring : SPR-2521-BM Seat Locator: SEAT-BMS54 This kit is to be used with BMIVN-1040-LC, BMEVI-1040-LC and lash caps Fitment: BMW M3 2001-2006 BMW Z3 2001-2002 BMW Z4 2006-2008 Black Nitrided Intake Valve BMIVN-1040S-LC Head Diam: 35.00mm Stem Diam: 5.97mm Length: 117.50mm Valve Type: Intake Material: Black Nitrided Inconel Exhaust Valve BMEVI-1040S-LC Head Diam: 30.50mm Stem Diam: 5.95mm Length: 119.10mm Material: Inconel Valve Type: Exhaust ****NOTE: MUST BE USED WITH LC-60 LASH CAPS****