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Search: Posts Made By: gmcjetpilot
Forum: Dual Sport/Enduro 08-10-2022, 02:00 PM
Replies: 15
Views: 14,282
Posted By gmcjetpilot
I have used YTZ7S-BS (4.45 x2.7 6x 4.13...

I have used YTZ7S-BS (4.45 x2.7 6x 4.13 (113x70x105) and is swimming in the battery mount. I'd like to use a YB7C-A but the width of 3.56" is a concern.

Per OP states: "W: Can be fudged with...
Forum: Pit/Pocket Bikes & Scooters 07-22-2018, 10:41 AM
Replies: 5
Views: 998
Posted By gmcjetpilot
I found this: If your tachometer needle is...

I found this:

If your tachometer needle is bouncing or reading too high:

Problems with Early 12V Signal Style Tachometers, If your tachometer needle is bouncing or reading too high: If the...
Forum: Pit/Pocket Bikes & Scooters 07-22-2018, 10:35 AM
Replies: 5
Views: 998
Posted By gmcjetpilot
Well not sure, but the Tach is reading idle RPM...

Well not sure, but the Tach is reading idle RPM correctly. There is a setup setting to tell the Tach how many pulses per crank rotation. I have it at ONE, one pulse per crank rotation.

As I...
Forum: Pit/Pocket Bikes & Scooters 07-21-2018, 07:21 PM
Replies: 5
Views: 998
Posted By gmcjetpilot
Should I change Roller Weights Max Acceleration RPM 2800 rpm Top Speed RPM 4300

Scooter is BMS Prestige 150, GY6 150cc. Level road it tops out at 52 MPH and 4280 RPM. Going down hill +56 MPH and 4500 rpm. During acceleration I'm only seeing 2800 RPM.** Acceleration is OK, up to...
Forum: Pit/Pocket Bikes & Scooters 07-15-2018, 02:49 AM
Replies: 6
Views: 1,849
Posted By gmcjetpilot
Thanks appreciate it. I don't see a CAT in the...

Thanks appreciate it. I don't see a CAT in the system. I think it was all EGR and gas tank vapor trap. It did not make the bike faster, but I took out a box of parts.

The vacuum petcock was...
Forum: Pit/Pocket Bikes & Scooters 07-13-2018, 11:08 PM
Replies: 6
Views: 1,849
Posted By gmcjetpilot
Thanks for all the GREAT replies...:lmao: ...

Thanks for all the GREAT replies...:lmao:

Well after lots of trouble shooting I found it was my main jet was too big. The scooter was running way lean and went up two sizes from what I thought was...
Forum: Pit/Pocket Bikes & Scooters 01-29-2018, 06:56 PM
Replies: 6
Views: 1,022
Posted By gmcjetpilot
I would love to swap out the CDI for one that...

I would love to swap out the CDI for one that doesn't have a rev limiter (assuming original CDI even has Rev limeter) But as I said I've tried to replace the original CDI with two aftermarket ones...
Forum: Pit/Pocket Bikes & Scooters 01-27-2018, 12:18 AM
Replies: 6
Views: 1,022
Posted By gmcjetpilot
Thanks that is my thread with ZERO replies. I...

Thanks that is my thread with ZERO replies. I thought I take a different tact at it. My new question is about frying my aftermarket CDI's. Cheers
Forum: Pit/Pocket Bikes & Scooters 01-26-2018, 08:19 PM
Replies: 6
Views: 1,022
Posted By gmcjetpilot
I KEEP BLOWING NEW CDI's AC vs DC

OK so I got educated in the AC vs DC CDI. But I keep smoking CDI's.

The first one I ordered in the blind and it was AC CDI... It fried in seconds. I determined I have a DC system. The one I bought...
Forum: Pit/Pocket Bikes & Scooters 12-02-2017, 09:17 PM
Replies: 6
Views: 1,849
Posted By gmcjetpilot
GY6 150cc Scooter Cutting out above 37MPH

Well my scooter was running OK but the plug said LEAN. I up'ed the main jet and the plug now has a little color, but TOP SPEED was still about 52 MPH (hoping it would help). It is like the ignition...
Forum: Pit/Pocket Bikes & Scooters 09-08-2017, 08:57 PM
Replies: 3
Views: 3,950
Posted By gmcjetpilot
OK I found good data on YouTube, found six...

OK I found good data on YouTube, found six YouTube videos of 150cc Scooters going from standing stop to top speed. The YT posters took video of their speed-O. video time served timer. I don't recall...
Forum: Dual Sport/Enduro 08-01-2017, 01:18 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Nothing wrong with a 4.10 - 18. It's not a matter...

Nothing wrong with a 4.10 - 18. It's not a matter of traction. However since I'll be riding on the street 70% of the time, a slightly wider will be better tread contact patch. It will look better in...
Forum: Dual Sport/Enduro 08-01-2017, 01:12 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Got my Shinko 705 90/90-21 in the front and...

Got my Shinko 705 90/90-21 in the front and 120/80-18 in the back. I was going to be lazy and have a local shop Mount them, but they want 50 bucks a pop. Couldn't find my tire mounting tools since I...
Forum: Pit/Pocket Bikes & Scooters 07-31-2017, 11:45 PM
Replies: 3
Views: 3,950
Posted By gmcjetpilot
GY6 150CC Scooter Performance - 0-60 Time, 1/8th 1/4th Mile Time, Top Speed

GY6 150CC Scooter Performance - 0-60 Time, 1/8th 1/4th Mile Time, Top Speed
Does anyone have some data to see how I am doing. I recently tried for top speed and was disappointed at 50 mph. There...
Forum: Dual Sport/Enduro 07-31-2017, 11:05 PM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
You are confused between overthinking and...

You are confused between overthinking and verification. You are saying. China follows the "every rim is stamped" rule you state? Ha ha. Point taken, but not the thread topic. The thread is proper...
Forum: Pit/Pocket Bikes & Scooters 07-28-2017, 06:30 PM
Replies: 0
Views: 813
Posted By gmcjetpilot
Scooter Jetting - First Time Advice? 150CC CY6

OK I really like my BMS Prestige 150. However it is running lean (plug is white white white). My first UP jetting is described below. I'd like advice and comments (sage wisdom)....

Removed...
Forum: Dual Sport/Enduro 07-18-2017, 10:16 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Based on all the confusion below, what I gather...

Based on all the confusion below, what I gather is some people's Hawk apparently came with narrow 2.15" rims. Newer Hawks (at least mine) has a wider rear rim. Mine came with 2.75" rim. So before you...
Forum: Dual Sport/Enduro 07-18-2017, 09:50 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
No Sir I am not confused, just a typo, I meant to...

No Sir I am not confused, just a typo, I meant to write 2.77" not 4.77". First my REAR RIM IS NOT 2.15 inches wide. That is a narrow rear rim. It would not fit the stock 110/100-18 my Hawk came with,...
Forum: Dual Sport/Enduro 07-18-2017, 09:22 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
My REAR RIM IS 2.75". I physically measured it....

My REAR RIM IS 2.75". I physically measured it. Shinko recommends a 2.5" rim for 4.1-18. For the 120/80-18 tire, Shinko recommends a 2.75" inch wide rim (but they state by email to me, 2.5"-3.0" is...
Forum: Dual Sport/Enduro 07-15-2017, 08:24 PM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
OK I found out that the 120/80-18 is the perfect...

OK I found out that the 120/80-18 is the perfect size and rim width is not an issue. If you look below it says 120/80-18 recommended rim is 2.75. I measured the rim at 2.77. I took your advice and...
Forum: Dual Sport/Enduro 07-05-2017, 12:22 PM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Thanks for the tip, I will go with the...

Thanks for the tip, I will go with the 4.10-18's..... I just did not know better. Not up on the bike tire codes.... I assumed they were all like cars (tire width)/(sidewall height % of width) - Rim...
Forum: Dual Sport/Enduro 07-05-2017, 12:19 PM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Thanks, I am trying Google Images.... I'll try...

Thanks, I am trying Google Images.... I'll try tinypics.

https://goo.gl/photos/XrTNiScxh5DH2fVp6

https://goo.gl/photos/zd54KmJR5fhaYbGb7
Forum: Dual Sport/Enduro 07-05-2017, 12:02 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Well her is the new bike.... finished putting it...

Well her is the new bike.... finished putting it together (almost) today.

I think I am going with Shinko 705's 90/90-21 and 120/80-18....

I tried to host pictures on Photobucket, but they will...
Forum: Dual Sport/Enduro 07-01-2017, 01:29 AM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Thanks, I hate tire problems, likely to get new...

Thanks, I hate tire problems, likely to get new tubes. I settled on Shinko 90/90-21 and 120/80-18's. I have not bought yet, will have to measure clearance in the back. The 10mm should not be big...
Forum: Dual Sport/Enduro 06-30-2017, 09:36 PM
Replies: 38
Views: 8,647
Posted By gmcjetpilot
Best Dual Sport Tires to Replace OEM Knobby Tires

UPDATE SEE POST #17 FOR REAR TIRE SIZE ON HAWK

Well just got my new Hawk 250CC and I was surprised to see the aggressive all dirt knobby tires. My main concern now is the big a$$ knobby tires on...
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