K&N Air Filter Assembly Custom Lids and Tops

 Billet Aluminum Spoked Lids

A recent addition to our Custom 66 Series™, these 14” assemblies feature a billet aluminum spoked lid with a carbon fiber insert.  Both fit 5 1/8” carburetor flanges.  Full assemblies shown on Custom 66 page.

 

10 Spoke Design P/N 85-6850

5 Spoke Design P/N 85-6848

 

XStream® Chevy & GMC Replacement Lid

Improve airflow and appearance on your late model Chevrolet-GMC truck and 1968 to 1995 GM vehicles with one of our new XStream® air cleaner lids. They come finished with a deep luster chrome or black with our XStream® Air Flow Top built in! These direct replacement lids are an inexpensive way to dress up your engine compartment and increase your airflow.
 

Chrome Air Filter Top:  66-1201

Black Air Filter Top:  66-1202

 

Carbon Fiber Lid

K&N has taken advantage of the lightness, strength and durability of carbon fiber to bring you our Carbon Fiber Lid. This new lid combines all the necessary features for racing with the good looks only carbon fiber can provide. Easy to install. This top lid fits K&N air filters part numbers E-3740, E-1650, E-3743, E-3745, E-3730, E-3750, E-3732, E-3760, E-3770 or any round air filter with an 14" outside diameter. At 4.6 oz this lid weighs 1/4 as much as our standard chrome top plate.

14" O.D. top plate Carbon fiber (center rises 1")……… 85-68 40


14" Drop Base Plate

K&N's 14" air filter drop base plate is available separately for replacement or special applications. Base plate fits carburetors with 5-1/8" airhorn flange. This drop base will clear electric choke mechanisms.

14" O.D. drop base, Chrome plated steel, 5-1/8" flange (drops filter 7/8" below carb flange) ………………………………………85-3545

 

Neck Flange

K&N P/N Element K&N P/N Complete Assembly
5-1/8" E-1650 60-1430
5-1/8" E-3750 60-1440
5-1/8" E-3760 60-1450
5-1/8" E-3770 60-1460

14" Offset Flat Base Plate

K&N's 14" air filter offset flat base plate is available separately for replacement or special applications. Base plate is offset 1-1/2" and fits carburetors with 5-1/8" airhorn flange.

 

Neck Flange

K&N P/N Element K&N P/N Complete Assembly
5-1/8" E-3742 60-1400
5-1/8" E-3750 60-1410
5-1/8" E-3760 60-1420
 

14" O.D. offset flat base, Chrome plated steel, 5-1/8" flange 
(sets filter 1-1/2" off carb flange) 85-3540


Custom Air Filter Plates

K&N's 14" air filter plates are available separately for replacement or special applications. Base plates fit carburetors with 5-1/8" or 7-5/16" airhorn flange. Drop base will not clear all electric choke mechanisms, it may be necessary to space up base plate with a locally available air cleaner spacer.

 
Description K&N P/N
14" O.D. drop base Chrome plated steel, 5-1/8" flange
(drops filter 7/8" below carb flange)
85-3545
14" O.D. drop base Chrome plated steel, 5-1/8" flange
(drops filter 1-1/4" below carb flange)
85-3549
14" O.D. flat base Chrome plated steel, 5-1/8" flange
(raises filter 9/16" above carb flange)
85-1541
14" O.D. flat base Nylon reinforced plastic, 7-5/16" flange
(raises filter 3/4" above carb flange)
85-3552
14" O.D. offset flat base, Chrome plated steel, 5 1/8" flange
(sets filter 1 1/2" off carb flange)
85-3540
14" O.D. top plate Chrome plated steel,
(center rises 1", stamped with K&N logo)
85-6842

Chevy/GMC Chrome Tops

 

Improve the overall appearance of the engine compartment on your late model Chevrolet-GMC truck and 1968 to 1992 GM vehicles with one of our new chrome air cleaner lids. Each lid comes in a deep luster chrome embossed with the K&N logo. These direct replacement lids are an inexpensive way to dress up your engine compartment without disturbing emission control equipment. Available separately or packaged with an E-1500 filter element to make a complete kit.

 
Description K&N P/N

88-92 Chevy/GMC Pickup (w/single wing nut) V8 Complete Kit With
Chrome Top Lid and Replacement Filter (E-1500)

CE-1501
68-92 GM vehicles using 12" o.d. x 3-1/2" h. filter (E-1500)
Complete Kit W/Chrome Top Lid and Replacement Filter
CE-1501
Chrome Top Lid Only (see CE-1501) 85-6846
93-95 Chevy/GMC Pickup (w/dual wing nuts) V8 Complete Kit With
Chrome Top Lid and Replacement Filter (E-1500)
CE-1502
Chrome Top Lid Only (see CE-1502) 85-6844
68-95 Chevy/GMC XStream Flow Top Lid CE-1503
 

These filters are legal ONLY for racing vehicles.  Not applicable, nor intended for use on emission controlled street or highway vehicles.