Sportster Models 883, 883 Custom, 1200 Custom, 883L, 1200L, 1200S, 1200 Roadster, XR1200, and the Nightster.
Sponsored by:
Sponsored by:

1200C Backfire

Thread Tools
 
Search this Thread
 
Old Sep 25, 2008 | 04:20 PM
  #11  
Sick1200's Avatar
Sick1200
Road Warrior
Joined: Jan 2008
Posts: 1,387
Likes: 1
From: Saint George, Utah
Default

^^^Yes. What carb do you have?
 
Reply
Old Sep 25, 2008 | 05:20 PM
  #12  
smakcaine's Avatar
smakcaine
Thread Starter
|
1st Gear
Joined: Sep 2008
Posts: 5
Likes: 0
Default

Unfortunately, I am not certain. Is there a way to tell which I have?
 
Reply
Old Sep 25, 2008 | 11:50 PM
  #13  
LoneRyder's Avatar
LoneRyder
Tourer
Joined: Jun 2007
Posts: 496
Likes: 0
From: Fughettaboutit, NY
Default

Generally, intermittent backfiring or misfiring when cold is due to intake seal leaks. As the engine warms, the seals tighten up...no more backfiring. Check your intake seals by spraying them with WD-40 and listen for idle speed changes. If you spray and hear a change.....theres a leak.
 
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
AlekUSMC
Welcome Area Only
22
Apr 18, 2018 11:30 AM
CaptainCalf
The "Florida Crew" Classified Section
1
Mar 10, 2014 07:08 AM
99streetking
Welcome Area Only
15
Jan 7, 2012 11:31 PM
Yotekillr
Sportster Models
10
May 12, 2009 06:18 PM
hidollartoys
Sportster Models
0
Sep 7, 2007 04:29 PM




All times are GMT -5. The time now is 04:00 AM.

story-0
7 Surprising Harley-Davidson Products that Are Not Motorcycles

Slideshow: The bar-and-shield logo shows up on far more than motorcycles, some of the company's most unexpected products have nothing to do with riding.

By Verdad Gallardo | 2026-04-29 16:50:35


VIEW MORE
story-1
8 Best Harley-Davidson Motorcycles Ever

Slideshow: Not every Harley gets it right, but these are the ones that genuinely earned their reputation.

By Pouria Savadkouei | 2026-04-15 14:23:21


VIEW MORE
story-2
10 Worst Harley-Davidson Motorcycles Ever

Slideshow: From the troubled AMF years to modern misfires, these bikes earned reputations for reliability issues, questionable engineering, or disappointing performance.

By Pouria Savadkouei | 2026-04-01 20:01:09


VIEW MORE
story-3
Killer Custom's Jail Break Is The Breakout That Refused to Blend In

Slideshow: Killer Custom's "Jail Breaker" build focuses more on stance and visual aggression than mechanical overhaul.

By Verdad Gallardo | 2026-03-18 19:20:32


VIEW MORE
story-4
Crazy Bunderbike Build Looks Amazing, But Is It Impossible to Ride?

Slideshow: The Swiss custom shop has taken a Harley Softail and stretched it into something so long and low that it looks closer to a rolling sculpture than a conventional motorcycle.

By Verdad Gallardo | 2026-03-07 16:15:30


VIEW MORE
story-5
Harley-Davidson Reveals Super Cool Cafe Racer Concept

Slideshow: Harley-Davidson's new RMCR concept revives the café racer formula with modern hardware-and it may be exactly the reset the company needs.

By Verdad Gallardo | 2026-03-04 12:23:37


VIEW MORE
story-6
Engraved Rebellion: Inside Bundnerbike's Glam Rock II

Slideshow: A standard cruiser becomes an intricate metal canvas in the hands of a Swiss custom house known for pushing Harley-Davidson platforms far beyond their factory brief.

By Verdad Gallardo | 2026-02-24 18:19:44


VIEW MORE
story-7
10 Motorcycles You Should Never Buy

Slideshow: There is no shortage of great motorcycles to buy, but we would avoid these ten.

By Joe Kucinski | 2026-02-19 14:50:51


VIEW MORE
story-8
10 Things Harley-Davidson Needs to Fix in 2026

Slideshow: Harley-Davidson's challenges aren't abstract; they show up in dropping shipments, shrinking dealer traffic, and strategic decisions that aren't yet translating into growth.

By Verdad Gallardo | 2026-01-13 18:33:17


VIEW MORE
story-9
Southpaw Super Glide: A Left-Hand-Drive 1979 Harley FXE Built to Fit the Rider

Slideshow: Graeme Billington's left-hand-drive Shovelhead is as much about problem-solving as it is about classic Harley form.

By Verdad Gallardo | 2025-12-30 11:27:08


VIEW MORE