AFR 1845/1840 LS3 260/69CC .650 LIFT ASSEMBLED YOUR CHOICE OF 4 OR 6 BOLT HEADS

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.  AFR’s 260cc LS3 “Mongoose” heads feature 100% CNC ported intake, exhaust and chambers using our advanced engineering and flow techniques to produce the ultimate Rectangle Port head available today. Featuring A356 aluminum castings, titanium retainers and the highest quality components, throughout. They’re designed for 4.000 or larger bore applications up to 454 CI, operating up to 7000 RPM. Emmisons legal for 2008 to 2015 vehicles under CARB #D-250-5. To ensure trouble free operation please view the footnotes on pg. 54 of AFR's website. 260cc Aluminum LS1 Cylinder Heads Part # Description Combustion Chamber 1840 CNC Ported w/parts 6 Bolts 69cc 1845 CNC Ported w/parts 4 Bolts 69cc Click part # to add product to your cart 260cc Street Head Flow Chart   .200 .300 .400 .500 .600 .650 .700 Int 159 234 293 336 366 377 384 Exh 112 158 207 235 248 251 255 Test conducted at 28" of water (pressure) on Superflow 60