Valvetrain

Ferrea Premium Race Dual N/A Spring & Retainer Combo: 100LBS

The Ferrea Premium Race Dual N/A Spring & Retainer Combo is built for naturally aspirated K-Series engines that demand exceptional valve control at high RPM. With a 100LBS seat pressure rating, this dual spring kit provides superior stability and reliability during intense race conditions.

Features

• Premium dual spring design for N/A applications
• 100LBS seat pressure rating
• Includes matching retainer
• Compatible with Honda K20 / K24 engines
• Precision manufactured to race tolerances

Brand: Ferrea
SKU: KT4004
Compatible with: K20, K24
Condition: New

PSI Race Only Single Spring & Retainer Combo: 132LBS

The Drag Cartel PSI Race Only Single Spring & Retainer Combo is engineered for high-revving K-Series engines demanding absolute reliability. Rated at 132LBS seat pressure, this kit delivers precise valve control and consistent performance under the most extreme race conditions.

PSI Pro Stock Motorcycle spring

with Max Life Treatment and our own custom seat and retainer. This is a lightweight package with plenty of room to run large camshafts beyond .650 lift. 132lbs on the seat, 320lbs @ .600. Package comes with springs, spring seats, and titanium retainers. These have been proven year after year and have a VERY long service life, 20 times that of the cheaper alternatives on the market. Excellent protection against floating valves in the event of a missed gear. Max RPM 11,000+ 

Specs:

Single Valve Spring 132 psi Installed Seat Pressure 

• 16 Single Outer Springs 
• 16 Seat Steel Bases
• 16 Titanium Retainers & Ferrea Keepers

Features

• Race-only single spring design
• 132LBS seat pressure rating
• Includes matching retainer
• Designed for Honda K20 / K24 engines
• CNC machined to strict tolerances

Brand: Drag Cartel
SKU: DC-PSI-132
Compatible with: K20, K24
Condition: New

K-SERIES SUPERTECH INTAKE & EXHAUST BRONZE VALVE GUIDES

Set Includes: 
16 Valve Guides Total (8 Intake Valve Guides & 8 Exhaust Valve Guides)

Material: Manganese Bronze

Position:
Intake Length: 42mm OD: 11.07mm Stem: 5.5mm
Exhaust Length: 46.7mm OD: 11.07mm Stem: 5.5mm

Supertech Valve Guides are precision-machined from high quality Magnesium Bronze material. These guides in combination with low friction nitrated valves provide the best solution for performance and durability.

Supertech bronzen klepgeleiders voor Honda K-serie motoren. Verkrijgbaar als Intake (GDE-HK55-I) en Exhaust (GDE-HK55-E) uitvoering. Vervaardigd uit hoogwaardig brons voor maximale duurzaamheid en warmteafvoer onder race-omstandigheden.

Merk: Supertech
SKU Intake: GDE-HK55-I
SKU Exhaust: GDE-HK55-E
Compatibel met: K20, K24
Conditie: Nieuw

Supertech K20/K24 Dual Valve Spring & Valve Kit Combo – SPRK-H1021D

SUPERTECH DUAL VALVE SPRING & (16) VALVE KIT COMBO SPRK-H1021D

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

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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)

Specs:

Dual Valve Spring 92 psi @ 40.4mm lift
Comes with the standard Supertech Titanium retainers
Includes valve seats for upgrade to dual valve springs
K-Series Engine 

Application:

K-series Engines: 
k20a2, k24a2

Cars:
2001-2005 Acura RSX Type-R, 2002-2006 Acura RSX Type-S, 2004-2006 Acura TSX, 2006-2010 Honda Civic Si

Brand: Supertech
SKU: SPRK-H1021D
Condition: New

*Levertijd voor dit product is 5 werkdagen

Ferrea Premium Race Dual Turbo Spring & Retainer Combo: 140LBS

The Ferrea Premium Race Dual Turbo Spring & Retainer Combo is engineered for forced induction K-Series builds pushing the limits. With a 140LBS seat pressure rating, this dual spring kit ensures positive valve control under the extreme demands of turbocharged applications.

Features

• Premium dual spring design for turbo applications
• 140LBS seat pressure rating
• Includes matching retainer
• Compatible with Honda K20 / K24 engines
• Precision manufactured to race tolerances

Brand: Ferrea
SKU: KT-4035
Compatible with: K20, K24
Condition: New

ELITE Series Acura/ Honda K20 & F20 Billet Roller Rocker Fitment