Supertech racing valves are One Piece Forged for strength and reliability, followed by several steps of heat treatments, shot peened, CNC finished and hand polished to strict tolerances by Supertech making these valves the choice for the most demanding applications.
Supertech Spring / Retainer Kits - - ACURA RSX S K20A2 L4 ; - HONDA S BASE F20C1 L4 ; - SPRK-H1021D Supertech Spring / Retainer kits are precision matched sets for a complete valve train 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.
Sold as a 16pc set (8 intake / 8 exhaust valves)
Dual Valve Spring 92 psi @ 40.4mm lift
Comes with the standard Supertech Titanium retainers
Includes valve seats for upgrade to dual valve springs
2001-2005 Acura RSX Type-R, 2002-2006 Acura RSX Type-S, 2004-2006 Acura TSX, 2006-2010 Honda Civic Si