Skunk2 Racing Alpha Series Honda D Series VTEC Valve Spring Set – Part Number 311-05-1345

Description

The Skunk2 Racing Alpha Series Honda D Series VTEC Valve Spring Set is engineered for high-performance applications, ensuring valve control at engine speeds exceeding 10,000 rpm. Manufactured exclusively from premium chrome-silicone wire milled in Japan, these springs provide exceptional durability and stability under intense racing conditions. Designed to prevent valve float and maintain valvetrain integrity, the Alpha Series springs are ideal for enthusiasts seeking maximum performance in their Honda Civic, supporting aggressive camshafts and high rpm operation. Each set includes 16 springs, with a seat pressure of 165 lbs. at 1.500 inches and an open pressure of 585 lbs., making them suitable for demanding street and track use. Skunk2’s in-house design, development, and rigorous testing—ranging from dyno validation to real-world racing scenarios—ensure these springs deliver reliable performance and longevity. Manufactured from the highest quality materials, they are a vital upgrade for serious racers and Honda enthusiasts aiming for optimal valvetrain stability at elevated engine speeds. These valve springs are compatible with various Honda Civic models from 1989 to 1991, providing a direct fit for those seeking to enhance their engine’s performance capabilities without compromising reliability. Whether for a naturally aspirated build or a turbocharged setup, the Skunk2 Alpha Series springs help maintain precise valve control, thereby maximizing horsepower and engine responsiveness.

Features:

• Prevents valve float and maintains valvetrain stability at over 10,000 rpm

• Manufactured from super-clean chrome-silicone wire for durability

• Open pressure of 585 lbs. for aggressive valve control

• Seat pressure of 165 lbs. at 1.500 inches for reliable seating

• Set of 16 springs designed for Honda D-Series VTEC engines

• Engineered, developed, and tested in-house by Skunk2 Racing

Fitment:
Acura Integra LS 1986
Acura Integra LS 1987
Acura Integra LS 1988
Acura Integra LS 1989
Acura Integra LS Special Edition 1987
Acura Integra LS Special Edition 1988
Acura Integra RS 1986
Acura Integra RS 1987
Acura Integra RS 1988
Acura Integra RS 1989
Honda Civic CX 1992
Honda Civic CX 1993
Honda Civic CX 1994
Honda Civic CX 1995
Honda Civic CX 1996
Honda Civic CX 1997
Honda Civic CX 1998
Honda Civic CX 1999
Honda Civic CX 2000
Honda Civic DX 1988
Honda Civic DX 1989
Honda Civic DX 1990
Honda Civic DX 1991
Honda Civic DX 1992
Honda Civic DX 1993
Honda Civic DX 1994
Honda Civic DX 1995
Honda Civic DX 1996
Honda Civic DX 1997
Honda Civic DX 1998
Honda Civic DX 1999
Honda Civic DX 2000
Honda Civic EX 1990
Honda Civic EX 1991
Honda Civic EX 1992
Honda Civic EX 1993
Honda Civic EX 1994
Honda Civic EX 1995
Honda Civic EX 1996
Honda Civic EX 1997
Honda Civic EX 1998
Honda Civic EX 1999
Honda Civic EX 2000
Honda Civic LX 1988
Honda Civic LX 1989
Honda Civic LX 1990
Honda Civic LX 1991
Honda Civic LX 1992
Honda Civic LX 1993
Honda Civic LX 1994
Honda Civic LX 1995
Honda Civic LX 1996
Honda Civic LX 1997
Honda Civic LX 1998
Honda Civic LX 1999
Honda Civic LX 2000
Honda Civic RT 4WD 1988
Honda Civic RT 4WD 1989
Honda Civic RT 4WD 1990
Honda Civic RT 4WD 1991
Honda Civic Si 1989
Honda Civic Si 1990
Honda Civic Si 1991
Honda Civic Si 1992
Honda Civic Si 1993
Honda Civic Si 1994
Honda Civic Si 1995
Honda Civic Value Package 1999
Honda Civic VX 1992
Honda Civic VX 1993
Honda Civic VX 1994
Honda Civic VX 1995
Honda Civic del Sol S 1993
Honda Civic del Sol S 1994
Honda Civic del Sol S 1995
Honda Civic del Sol S 1996
Honda Civic del Sol S 1997
Honda Civic del Sol Si 1993
Honda Civic del Sol Si 1994
Honda Civic del Sol Si 1995
Honda Civic del Sol Si 1996
Honda Civic del Sol Si 1997
Honda CRX Base 1989
Honda CRX Base 1990
Honda CRX Base 1991
Honda CRX DX 1988
Honda CRX HF 1990
Honda CRX HF 1991
Honda CRX Si 1988
Honda CRX Si 1989
Honda CRX Si 1990
Honda CRX Si 1991
Honda Wagovan DX 1987