cam grinding accelerating

Poor acceleration after timing belt replacement? : Cartalk

Poor acceleration after timing belt replacement? (self.Cartalk) ... but I'm thinking this may be just because I've been accelerating harder to try and listen/diagnose what's happening; ... One of the cams like to rest 1/2 tooth off and the crank always seem to rest a tooth off.

Metallic rattling noise - Car Talk Community

My '99 Legacy is far from quiet, but yesterday I heard a new – and somewhat alarming – noise. Roughly two-thirds of the way through a four-hour drive, I started to hear a rattling or grinding sound coming from the front of the car, perhaps closer to the driver’s side than the passenger’s.

THE DIRTY LITTLE SECRETS ABOUT CAMSHAFT DESIGN …

grinding, as there is nothing available to quantify the finished cam to. This is a real problem for the grinder when checking the Jerk or 3 rd derivative of the production cam, as Jerk can get very large in …

Camshaft grinding: Advanced technological innovation ...

Cam grinding is one of the more complex grinding operations. This is because of the cam’s geometry. In standard, cylindrical grinding, such as for producing shafts and pistons, as the workpiece rotates and the wheel plunges in, the material-removal rate and wheel-workpiece contact area are both constant.

Art Reitsma's Cam Grinding FAQ - Uniserve

the cam grinding faq This faq came about after a discussion on the SabMag email list for Sabre and Magna owners. Check out www.sabmag.org for more information, and for …

Loud Engine Noise Problems of Ford F-250

The contact owns a 2000 Ford F-250. While driving 40 mph, the contact noticed an abnormal noise coming from the engine compartment. The vehicle was taken to an independent mechanic who diagnosed that the spark plugs blew out and the engine cylinder head needed to be replaced.

Application Note: Cam Shaft Grinding Application | Sciemetric

A major automotive manufacturer was looking for an accurate quality and process monitoring system to improve yield and reduce costly defects. They were having issues with chatter marks in a cam shaft grinding operation causing engine noise and vibration (NVH) and accelerating engine component wear.

2011 F150 Ecoboost noise when accelerating - YouTube

Nov 06, 2014· Any thoughts as to what this noise is from?

Engine Noise While Accelerating and Going Uphill - 2CarPros

I have a 1991 Honda Accord Ex coupe. It currently has about 142,000 miles on it and the problem has seemed to arise quite recently. The engine causes quite a lot of …

New England Design-2-Part Show / September 26 & 27, 2018 ...

Exhibiting at the Show. For over 40 years, Design-2-Part Shows has connected the finest American job shops and manufacturers face-to-face with OEM engineers, management and buyers who need their expertise and services to solve their manufacturing challenges.

Rattling while accelerating | Mustang Forums at StangNet

Sep 16, 2011· I've noticed a rattle recently that is originating from, what sounds like, the rear portion of the engine bay to directly under me. It only happens when I accelerate.

Rattling noise on acceleration - Nissan Forum | Nissan Forums

Oct 25, 2016· I have been searching the net trying to find an answer to the issue I am having with my Murano, but as of yet I am not having much luck. I own an 05 SE Murano, currently has 87k miles on it, and for the most part it is running great - if you do not count the rattling noise it is making when I accelerate.

5 Common Engine Noises (and What They Mean) - Autos.com

If you hear a whining or rattling engine noise from your car when you accelerate it could possibly be that your cam shaft belt is badly aligned or slipping. Have your cam shaft belt checked or look it over yourself if you have the right knowledge. ... Grinding Engine Noise. If you hear a deep grinding engine noise, this may not be your engine ...

Grinding noise from the engine when accelerating - ASAP

Grinding noise from the engine when accelerating - Answered by a verified GM Mechanic We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described …

What’s That Engine Noise? - Material Handling Network

The noise is most audible when the engine is under load, accelerating or when it is just started. Low oil pressure always accompanies excess main bearing clearance because naturally as clearance increases oil pressure decreases.

Car makes whining noise when accelerating RSX L4-2.0L Noises

Car makes whining noise when accelerating. Get an instant quote for your car Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing ... Grinding noise from differential. It sound like your differential may be failing. There are many bearings and gears in the differential that may be damaged.

Grinding noise in engine on start-up! - GMC Terrain Forum ...

Sep 20, 2011· I have been hearing a grinding noise in the engine on start-up after parking overnight and recently after only sitting parked for 2 to 2 and 1/2 hours. I heard it only once in a while initially (once a week or so) and for only a second or two.

Top 6 Strange Motorcycle Noises | What They May Mean

In some engines, clicking and ticking noises may occur when something as simple as low oil level is present, but may also indicate a valve sticking, loose cam chain or other valve train problems.

Cam Performance - Tilden Technologies - Camshaft Design

A high performance cam invariably produces its power in a narrower RPM range (the two curves in the graph are converging). This means it will require more gear shifting to remain in the power band when climbing hills or when accelerating out of turns on a road course.

US2452989A - Cam grinding machine - Google Patents

This invention relatesto machines for grinding internal and external cams and `more particularly to what are known as accelerating` cam grinding machines, the principal object being the provision of a machine capable of grinding multiple cam surfaces on either the inner or outer peripheral surface of a work piece such as a die cup for dies.

grinding noise under acceleration - Yamaha Rhino Forum ...

Aug 28, 2012· grinding noise under acceleration I have an 06 660 with a strange ru ru ru ru ru slight grind noise under acceleration worse up hill or with my paddles sound like …

Loud clicking or ticking noise when accelerating, and is ...

Apr 08, 2008· Best Answer: The noise is likely coming from the engine given that it occurs when the vehicle is not in motion. It may be an exhaust leak from the area where the exhaust manifold is mated to the head and perhaps a gasket failure around one cylinder's exhaust output.

What would a grinding noise while accelerating? Had wheel

What would a a grinding noise while accelerating? Had wheel bearing replaced and transmission oil changed. Show More. ... When turning to the right while accelerating it makes a grinding noise. the cv joint has been replaced. When the car is jacked up it does not make any noise. ... (Cam…

Grinding Noise/Feel from Gas Pedal When Accelerating ...

Dec 05, 2013· Re: Grinding Noise/Feel from Gas Pedal When Accelerating Hello! I understand that it might be frustrating to have to bring the vehicle back to the dealership, but our certified technicians at our dealerships are our eyes and ears on the field and will be able to offer technical advice.

16 Car Noises You Should Not Ignore - Bankrate.com

A humming, grinding or hissing car noise can end up costing you. These common car noises can spell trouble and cost a lot of money, especially if ignored. If your car makes noise when accelerating ...

I Love Harley-Davidson, But You Must Know This

Hydraulic cam chain followers are now used to get rid of the stiff spring that put too much pressure on the followers rubbing on the cam chain, but this is “no cure” as it only “delays” the problem.

Intermittent Grinding Noise - Ford Truck Club Forum

Oct 18, 2010· Intermittent Grinding Noise 2004-2008 Ford F150. Just got home and had a chance to further test the theories and all. Bad news - the IWE already has the shield installed over top of it.

VWVortex.com - rattle/grinding noise accelerating from 1k ...

Dec 09, 2010· getting a worriesome rattle,grinding noise only when I accelerate from low rpm, like when I should have down shifted but just push on the accelrater instead. when I keep the rpm's up there is no sound happens in every gear. sounds more like valvetrain speed than crank speed. is there anything in the head that could make this kind of noise only at low rpm under load? other thought is maybe ...

What Does It Mean If a Car Makes a Grinding Noise When ...

A grating noise when accelerating a car is often a sign of bad brakes. The disk brake pads rest against the rotors at all times. When the material on the pad wears through, the metal plate that backs the pad rests against the rotor and makes the noise. When metal rubs against metal, it quickly ...

Why Would a Car Make a Whining Noise? | Reference.com

A whining noise may occur as a result of low power steering fluid, a transmission problem or bad wheel bearings. The most common transmission problem that causes a whining noise is low transmission fluid.