VFRDiscussion ARCHIVE / READ-ONLYREAD-ONLY

Member record · ID 49580

scup33

10 posts recovered 1 thread started First seen 18 Sep 2024 Last seen 20 Mar 2025

Threads started

1 in the archive
  1. DYNAMO HUMM STYLE 840 KIT INFO. scup33 21 18 Sep 2024 13 Jan 2025 scup33 · 18 Sep 2024 – 13 Jan 2025

Recent posts

All 10
  1. My 1995 vfr 750 20 Mar 2025 20:37 95vfrinterceptor "is there a significant whirring sound you hear for the fuel pump" Yes & No, It only runs when your turning the engine over or the engine is running, so you might not hear it. It's a clicking sound.…
  2. DYNAMO HUMM STYLE 840 KIT INFO. 13 Jan 2025 02:06 Just wanted to thank you all for the technical help. The 840 was started up yesterday and sounds and feels just dandy. Too bad it's Winter, It'll be awhile before I can ride it = located just off Cape Cod, Mass.
  3. DYNAMO HUMM STYLE 840 KIT INFO. 28 Nov 2024 00:09 Thanks Lorne. Any info. is great ! ! It sheds some more light on things.
  4. DYNAMO HUMM STYLE 840 KIT INFO. 26 Nov 2024 22:47 Mohawk, Do you know if this holds true for the 4th Gen. 750s?
  5. DYNAMO HUMM STYLE 840 KIT INFO. 26 Nov 2024 14:20 JZH You say you have one of these 840 “kits” in your bike. I was wondering if you had to sleeve the block? I have been under the impression that sleeves were not used/needed, but in reading back threads on this, one…
  6. DYNAMO HUMM STYLE 840 KIT INFO. 11 Oct 2024 16:17 Thanks all. Good info.
  7. DYNAMO HUMM STYLE 840 KIT INFO. 24 Sep 2024 17:26 JZH The Data sheet on Factory Pro, would be much appreciated. They don't list whats in the kit, that I could find. josh.hunt@yahoo.com vfrcapn, 9/19/2024 at 1:58 PM
  8. DYNAMO HUMM STYLE 840 KIT INFO. 19 Sep 2024 15:02 That would be mind boggling ! ! ! THANKS
  9. DYNAMO HUMM STYLE 840 KIT INFO. 19 Sep 2024 13:09 No, they are not back in business. It's a kit I bought +-15 years ago. The specs supplied by the piston mfg. were wrong, so the block was bored too much and had to be scraped. I recently came across 2 engines, so I'm…
  10. DYNAMO HUMM STYLE 840 KIT INFO. 18 Sep 2024 16:07 Hi all, I have an 840 kit set up & am getting ready to install it in one of my 4th gen. spare engines. Has anybody out there have any info. on the jetting for the Dynamo Humm used in there kit engines ? ? ? Be nice to…

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