Harley-Davidson® CV40 Carburetor Assembly

Harley CV Carburetor Diagram

Harley CV40 2004-2006 model shown. Most parts are backward compatible for all 1989-2006 Big Twin and Sportster models, with exception to 1989-1991 models that used a different float and bowl assembly. Please refer to your factory service manual.

Items listed are for reference only and may vary on some models.
CV Performance does not stock parts not linked with a CVP Part Number.

REF.
NO.
H-D PART NO. CVP PART NO. CARBURETOR ASSEMBLY DESCRIPTION QTY REQ
1 3275 SCREW 4
2 10014 CLAMP 2
3 11291 SEAL, MAP SENSOR (Twin Cam and late model XL) 1
4 26995-86B 26995-86B SEAL, INTAKE MANIFOLD 2
5 27002-89 CVP-INTBOOT SEAL RING, CARBURETOR (CVP Boot Seal) 1
6 27009-86A FLANGE, MOUNTING - FRONT 1
7 27010-86A FLANGE, MOUNTING - REAR 1
8 27024-04 INTAKE MANIFOLD KIT W/ REF # 57, 59, 61 1
9 Different sizes CVP-MJ MAIN JET 1
10 27100-88 CVP-NDLJET NEEDLE JET 1
11 27101-88 CVP-VTUBE NEEDLE JET HOLDER (CVP Emulsion Tube) 1
12 27124-89 E-CLIP 1
13 27125-89 WASHER 1
14 27126-89 LEVER 1
15 27127-89 WASHER 1
16 27128-89 PIN 2
17 27130-90 CVP-IDL IDLE SCREW 1
18 27136-90A SPRING 1
19 27137-81 WASHER 3
20 27146-89 CVP-ACCHDWR SCREW W/ WASHER (CVP Stainless Hardware - 3 screws and washers) 3
21 27147-89 COLLAR 1
22 27148-89 WASHER 1
23 27156-89 CVP-2715689 ACCELERATOR PUMP ROD 1
24 27157-89 O-RING (not all models) 1
25 27158-89 DRAIN SCREW (not all models) 1
26 27162-89 CVP-SPR08 SPRING (CVP Slide Spring) 1
27 Different sizes CVP Pilot Jets SLOW JET (Pilot Jet) 1
28 27777-04 CVP-FLTBWL FLOAT BOWL ASSEMBLY 1992-2006 only 1
29 27260-00 PUMP HOUSING 1
30 27261-96 Chrome Cover TOP, CARBURETOR (Chrome Cover) 1
31 27262-96 SCREW, TOP 3
32 27263-96 COLLAR 1
33 27311-76 CVP-ACCBOOT-2731176 CAP, ACCELERATOR PUMP (RUBBER) 1
34 27315-88A SPRING 1
35 27317-88 SCREW 1
36 27320-04 or 27339-90 BRACKET (04-06 XL or 90-up big twin) 1
37 27360-76 CVP-27360-76 O-RING (aka U-Ring)
(included in Premium CV Carburetor Rebuild Kit)
1-2
38 27361-76A CVP-ACC2 DIAPHRAGM, ACCELERATOR PUMP (see CVP Premium Diaphragm) 1
39 27362-76 SPRING, DIAPHRAGM 1
40 27363-88 HOSE, OVERFLOW 1
41 27368-76 CLIP, OVERFLOW HOSE 1
42 27371-76A CVP-MAXINLET FUEL FITTING
High Flow: MAXINLET Fuel Inlet Elbow

Standard: Fuel Inlet Elbow
1
43 - CARBURETOR (DOMESTIC) 1
44 27575-88A PIN 1
45 27576-92 CVP-FLOAT FLOAT 1992-2006 1
46 27577-92 CVP-27577-88 FLOAT BOWL SEAL 1
47 27579-88A CVP-HDWR SCREW (CVP hardware kit includes 4 screws, washers, and wrench.) 4
48 27580-88 CABLE GUIDE 1
49 27581-88 STARTER CAP - CHOKE CABLE NUT
1
50 27582-88 CABLE SEALING CAP 1
51 27583-88 STARTER VALVE 1
52 27585-88 CVP-SLIDE VACUUM PISTON (SLIDE) 1
53 27586-88 CVP-27586-88 SPRING SEAT 1
54 27587-88 SCREW 1
55 27886-78A CVP-FLTVLV FLOAT VALVE W/ CLIP (3 sided and 4 sided are interchangeable) 1
56 Varies by model CVP-NDL JET, NEEDLE (versions for Big Twins, 883/1200,
and 2004-06 1200 w/ XB heads)
1
56 27094-88 (obsolete) CVP-NDL65 JET NEEDLE N65C
(Available through CV Performance)
1
57 32316-99 (obsolete)
32416-10
CVP-32416-10 MAP SENSOR W/ REF # 3 1
57 32319-07**
Not shown.
EFI Models only
**For use on late model EFI 2007+ Sportster,

2008+ Touring (w/ TBW), and 2016-17 Softail models only.
CVP-32319-07 Harley MAP Sensor 32319-07
1
58 32424-98 (obsolete)
Use 32416-10
CVP-32416-10 MAP SENSOR (Twin Cam and carbureted model XL) 1
59 38723-99 CLIP, MAP SENSOR (Twin Cam and late model XL) 1
60 62347-04 CVP 5/16 Hose HOSE, 1/4 I.D. X 1/2 O.D. (VP 5/16 Hose) 1
61 68042-99 SCREW 1
-- CVP-EZ001 IDLE MIXTURE SCREW (NOT SHOWN) - or EZ-Just Mixture Screw 1
-- CVP-MXPACK IDLE MIXTURE SCREW PACKING (spring, washer, o-ring) -
27006-88
CVP-CV40RBLD

or
CVP-RENEWKIT
CV40 Rebuild Kit -
includes gaskets, seals, and o-ring to rebuild a Harley CV40 carburetor. 
The Basic Renewal Kit includes the bowl seal, pump diaphragm, and float valve only. 
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*MSRP pricing shown are from multiple sources and may not be updated or current. List is for reference purpose only.