LS1 .600 LIFT DROP IN USA CHROME SILICONE VALVE SPRING The -4 and -5 have

The -4 and -5 have a raised intake port design (approximately

SKU: PAC1355-16

but may not be angle machined

300 INTAKE            153                  225                 285                 333                368                 365                365

WP 15 SP            2

LS1 .600 LIFT DROP IN USA CHROME SILICONE VALVE SPRING The -4 and -5 haveCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. SKU: PAC1218 16 Beehive LS1 Spring OD: 1. 290" 130 lbs @ 1. 800" 318 lbs @ 1. 200" Lift: 0. 600" Specifications: HEIGHT LOAD 2. 300 4 2. 250 15 2. 200 22 2. 150 40 2. 100 53 2. 050 66 2. 000 79 1. 950 92 1. 900 105 1. 850 118 1. 800 131 1. 750 145 1. 700 158 1. 650 172 1. 600 187 1. 550 202 1. 500 218 1. 450 234 1. 400 251 1. 350 267 1. 300 283 1. 250 300 1. 200 318 1. 150 337 1. 100 354 #1 selling