20-20414 Kibblewhite Black Diamond valve, intake. Oversize for Harley-Davidson
incl. VAT
Chapter members save 15% · Sign in for member pricing
Estimated delivery: 3–15 working days
Authorised
Iron City Dealer
14-Day Returns
Easy & hassle-free
Secure Checkout
256-bit encryption
Free UK Delivery
On orders over £100
Specifications
- Brand
- Kibblewhite
- Part Number
- 20-20414
- OEM Reference
- —
- Pack Quantity
- Each
- Category
- Valves Intake
- VAT Rate
- 20%
About This Product
The Kibblewhite Black Diamond is an oversize intake valve for 1936-1947 Knucklehead models. Head diameter is 1.940 inch. Stem diameter is 0.3765 inch. Overall length is 3.590 inch. It is forged from one-piece stainless steel with a black nitrided finish. Made in the USA. The 1.940 inch head improves flow over the standard size.
Manufacturer part number: 20-20414.
Fitment
4 models36-47 Knucklehead
Knucklehead 4 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 1936–1947 | Knucklehead E-1000 |
| Harley-Davidson | 1940–1946 | Knucklehead EL-1000 |
| Harley-Davidson | 1937–1946 | Knucklehead F-1200 |
| Harley-Davidson | 1936–1947 | Knucklehead FL-1200 |
Planning other changes? Find your model in the bike customiser.
Related Products
View all →
Kibblewhite
KPMI, Black Diamond valve, intake. STD
Samwel
Flathead Intake valve, stainless
S&S
Intake valve. 1.950" diameter
Manley
Race Master intake valve set. 1.940" o.s. head
Kibblewhite
KPMI, Black Diamond valve, intake. STD
Kibblewhite
KPMI, Black Diamond valve, intake. Oversize
Kibblewhite
KPMI, Black Diamond valve, intake. STD
Kibblewhite
KPMI, Black Diamond valve, intake. Oversize
More from Kibblewhite
View all →
KPMI, Black Diamond valve, exhaust. STD
KPMI, cylinder stud set
KPMI, Black Diamond valve, intake. STD
KPMI, int/exh. valve guide seal kit. Viton
KPMI, valve key set. For OEM top collars
KPMI, valve key set. For OEM top collars
KPMI, valve key set. For OEM top collars
KPMI, kickstart shaft bushing and O-ring kit. +.005" OD
Who are we? Leeds Harley-Davidson - Iron City Motorcycles
This product is fulfilled by Iron City Motorcycles, Leeds' authorised Harley-Davidson® dealer, serving the UK with a full range of Genuine Motorclothes®, dealer merchandise, and official Harley-Davidson parts & accessories — available for UK and international delivery.
From OEM Parts to retro lifestyle wear to aftermarket stockits we have what you need to keep you riding all year round.
Use our official OEM parts finder to browse our full Genuine Harley-Davidson® Parts and our associated approved aftermarket catalogues.