Kibblewhite #20-20450 - Valve Spring Kit - 0.600" Lift - Shovelhead '66-'E79

Spring base fits 0.565" guide.

Kit Includes:

• 4x CrSi Valve Springs

• 4x H.T. Steel Retainers

• 4x H.T. Steel Basewashers

• 4x H.T. Steel Keepers (Pair)

Features

• Designed for its specific application, taking into account several critical parameters including; cam profiles, harmonics, natural frequency of the springs, valvetrain mass, required pressure, wire stress, fatigue life, and engine rpm
• Progressively wound springs using Kobe super-clean, chromium silicon(CrSi) based wire that is heat treated and shot peened
• Complete set for one engine
• Made in the USA

Specs