4 barrel LA Intake

The 89-90 D series cummins trucks had 3.07 and 91.5-93 had 3.54. I have a 3.07 D 70 Drw that i am going to scrap. You might have luck finding a d 60 srw 3.54 on ramchargercentral.com. A lot of guys part out the early cummins trucks on there after pulling the motors.