Serving customers since 1960 — over 250,000 satisfied customers
Stage I
10 :1 Compression Ratio
8.5 :1 Compression Ratio
Stage I
10 :1 Compression Ratio
8.5 :1 Compression Ratio
8.5 :1 Compression Ratio
Standard
10 :1 Compression Ratio
Standard
Except: Stage 1
Stage 1
1.328in Outside Diameter Spring
with Stamped Steel Rocker Arm
1.204in Outside Diameter Spring
with Stamped Steel Rocker Arm
1.328in Outside Diameter Spring
with Aluminum Rocker Arms
1.204in Outside Diameter Spring
with Aluminum Rocker Arms
with 2.125in Valve Head Diameter
with 2.000in Valve Head Diameter
with 1.750in Valve Head Diameter
with 1.625in Valve Head Diameter
Standard
Standard
1.204in Outside Diameter Spring
1.352in Outside Diameter Spring
1.328in Outside Diameter Spring
