Edelbrock part #28455 Victor JR. LS3 intake manifold is designed for Gen IV LS engines equipped with LS3, L92 and L76 cylinder heads. This manifold is for EFI racing applications operating between 3500-7500 rpm. This manifold uses a standard square bore throttle body flange that is compatible with both Edelbrock EFI intake elbows with single bore 90mm throttle body or four-barrel #4150 throttle bodies. This intake has additional bosses and machining that allow for the use of fuel injectors when combined with the #3638 fuel rail kit (sold separately).
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Fuel rail kit: Edelbrock #3638; Throttle body recommendations: Edelbrock #38783; Uses LS3/L76/L92 style individual port O-ring seals GM PN19256623; L92 heads are intended for 4.00" bores and will not work with 5.7L blocks without valve reliefs; Manifold Dimensions: Roof to bolt centerline-1.85", Floor to bolt centerline -0.57", Hieght-2.42", Throttle body pad height 7.40"