© 2003-2019 Golf to Impress, Inc. All Rights Reserved, Open & Still Shipping during COVID-19 pandemic, Free Install with Purchase of Head, Shaft & Grip, Freiheit GXD EZ460 High-CT Driver - Limited Edition, KMJ Capella Ladies Driver - High Repulsion, Mystery Proto 460LH Limited Edition Left Handed Driver, Geotech Reace Studio Ladies Hi-COR Driver, Geotech Prototype RF10 α-Spec Driver Hi-COR, Ryoma Maxima Special Tuning LEFT HANDED Driver Super Mirror, Haraken Docus DCD 711 Hi-COR Driver ( Non-Conforming ), Ryoma Maxima Special Tuning Ladies Driver - Super Mirror, Works Golf Hyper Blade Sigma Premia Driver, Haraken Docus DCD703G Gold Non-Conforming Driver, Haraken Docus DCD703G Black Non-Confroming Driver, Mystery CF-445 Hi-Cor Limited Edition Driver, Geotech Prototype RF900 A-Spec Hi-COR Driver. This is about 0.06 above no SLE and equivalent to about 10-15 yards in distance based on the resulting increased ball velocity and change in launch conditions. The terms "coefficient of restitution" and "COR" came into the mainstream golf lexicon as ultra-thin-faced drivers began to proliferate in the early 2000s. We sell ALL Japanese fairway woods. I actually tested a few HIGH COR golf drivers against the Grenade and the Grenade golf driver outperformed the illegal golf drivers. Those factors mean there will always be some energy loss at the moment of impact in golf. If you do not see what you want, please ask! I never had a driver done but I was gonna send out my old king cobra sz 460 to see what would happen. Any club with a COR measuring higher than .830 is ruled non-conforming. When it comes to selecting a golf driver, the pertinent question is how to determine the driver you can hit for the longest distance. Dave "John Yoshizawa" <[email protected] > wrote in message … Any driver that appears on these lists is conforming, and, therefore, "legal" to use under the Rules of Golfer. The terms "coefficient of restitution" and "COR" came into the mainstream golf lexicon as ultra-thin-faced drivers began to proliferate in the early 2000s. The two highest C.O.R drivers in Japan are the OnOFF 2005 and the Yamaha Inpres. Researched … I of course did this intentionally because I felt that there were some players who had been losing distance due to age or injury but who played strictly for fun and not in formal competitions conducted under the rules of golf. We offer USGA legal wedges or choose HIGH SPIN illegal grooves. However, the governing bodies no longer use COR to regulate drivers—they instead use something called "characteristic time" or "CT." COR and CT measurements do track one another, however. Impress on the Golf course with a beautiful Japan only golf bag. The Power Play Juggernaut is one of the longest drivers on the market! Made in Japan iron sets are known for their soft feel at impact. It's really all in the player's head that they are "too good" for stuff … Any club with a COR measuring higher than .830 is ruled non-conforming . Japanese forged irons are offered here at Tour Spec Golf with many custom options and specs to choose from. Or browse Japanese golf drivers by Brand. Is There an Industry-Wide Standard Length for Golf Clubs. JavaScript seems to be disabled in your browser. There are three models of the Callaway Mavrik driver – the Sub Zero option offers the smallest head at 450cc – however,… 515cc design (Standard Driver is 460cc's) allows this 515cc Monster to be more forgiving on off-center shots, with a larger sweet spot. "COR" is an acronym for "Coefficient of Restitution." Buy the heads only OR ask us to do a TSG Club Works custom installation for free with the purchase of Head, Shaft, and Grip. These drivers are packed with the best technologies to increase distance and high rebound speed off the driver face. Like a renegade mustang bursting through a split rail fence, the crop of 2019 drivers represent the most exciting moment in driver technology since Pittsburgh met Persimmon and Big met Bertha. Join our e-mail list for exclusive offers and promotions and receive 5% OFF your next order! The Bridgestone Sports Co. manufactures numerous illegal drivers, including the Tourstage V800, which produces lofts of 9 degrees and 11 degrees. We turn once again to Wishon for the answer: Brent Kelley is an award-winning sports journalist and golf expert with over 30 years in print and online journalism. For the best experience on our site, be sure to turn on Javascript in your browser. Japanese grips are made of the best quality material. The face of the driver has undergone special heat treatment which makes it very hard and forgiving at the same time. It is also 12% larger than the USGA 460cc limit for ultimate forgiveness. The wide range of drivers available include ever … The max Coefficient of Restitution (COR) for a driver under USGA regulations is .830; World’s Hottest Drivers can CNC-mill the face of the driver to increase the COR to .930; Your driver is now non-conforming, but you’ll yack dingers all day long and impress your buddies. "Coefficient of restitution" is a term describing the energy transference between two objects. In 2003 the R&A and USGA brought in a unified standard to limit the maximum amount of COR … A driver that exhibits this property will have a very high COR. This fact, combined with the fact that manufacturers all build drivers to max out the permitted amount of COR, has caused the term to lose some of its relevance. Available in Adjustable, Ultra Light and Offset drivers to fit all swings. It's a term from the world of science and physics, but one that many golfers know because it is also used in conjunction with golf clubs. Once again, well done and I may buy the offset driver for those days that I can't make a good swing … Some produce higher ball flights for those wanting distance, while other keep the ball low for those looking for more roll. A young golf assistant pro showed me that you can shave the face in the sweetspot to make it thinner and have a higher COR. The USGA and R&A regulate COR in golf clubs to prevent manufacturers from making golf clubs that totally overwhelm golf courses with distance. For the best experience on our site, be sure to turn on Javascript in your browser. Feel the difference of Japan Forged wedges at impact and notice the spin of your approach to the green. Ask us about custom spec options to fit … HI COR & Non Conforming Drivers. Proprietary technology and ultra light aerospace materials provide the best combination of increased speed and accuracy for the longest, straightest drives. Japanese shafts are made of the best quality material. BREAKIN' THE LAW - 515cc's OF TITANIC POWER WITH AN ILLEGAL COR. Our 515cc Driver is the #1 ULTIMATE in Distance & Control. Since I don't play any leagues or for money I can get away with it. PING G400 MAX Driver Golf Club 10.5 (Non-Conforming) Worlds hottest Drivers 5 out of 5 stars (48) 48 product ratings - PING G400 MAX Driver Golf Club 10.5 (Non-Conforming) Worlds hottest Drivers The introduction of M2 from TaylorMade seems to be fit for any golfer, especially those are finding the best drivers for slicers. Japan is known for their high quality golf drivers made of the the best materials and tested to improve distance and accuracy. LiveAbout uses cookies to provide you with a great user experience. If you cannot find your driver on these lists, that probably means the driver is non-conforming and, therefore, cannot be used in tournament rounds or other rounds of golf played by the rules. You might consider attending a “Demo Day” at a local driving range or golf course, where you can get fitted by a professional and have the opportunity to try out drivers … They are usually also the most expensive. These drivers are packed with the best technologies to increase distance and high rebound speed off the driver face. The most rare, limited, and sought out putters are available to order here. What kind of differences in distance performance will two golf clubs of differing CORs exhibit? I have one of the 8 degree Callaway 454 drivers. It's because the clubface and the golf ball are made from completely different materials, and have two totally different weights or masses. They just say 'higher COR' wherever possible and never state the value. In a golf context, Object A in that scenario is the golf club, and Object B is the thing the golf club is striking—the golf ball. Here's how COR matters in a golf club: If, say, a fairway wood or iron has a very high COR, then there is less energy loss at impact with the golf ball compared to a fairway wood or iron with a lower COR. All other things being equal, a higher COR measurement in a golf club equates to more distance. I have a taylormade driver that is R&A approved but illegal in the usa. Roll the clock back 7+ years ago and Japan was still the premier source for non conforming hi COR drivers with pretty much every single brand in Japan having at least one non conforming head in their lineup. USGA Conforming & HI-COR Drivers from Japan. Your driver by contrast appears to be very sturdy. The title says it all. In reality, the number of players that play with mulligans, or gimmies, or whatever other "casual" rules they want should have no problem playing with non-conforming equipment. With a high COR face design the face flexes inwards so the ball isn’t compressed as much. GIII 2013 460HR Hi COR Driver Review. The maximum Cor of .830 is pretty much standard in most of the drivers out on the market right now. Regarding fairway woods, hybrids and irons the .830 cor number is definetly not standard. COR RULE In 1998 The USGA set the COR limit for woods (metal woods) at 0.822 with a test tolerance of .008 effectively taking the limit up to 0.830. Many of our customers say they receive more compliments on their Japanese golf bag and clubs than their luxury car! I was hoping to see the CORs of their last few drivers (975D - 983) so I could buy the oldest (cheapest) used one that still offers nearly max COR. If you want longer drives, you need to try one of these … Designed to increase distance for senior golfers and slower swing speed players. COR Stands for "coefficient-of-restitution Coefficient of restitution is a measurement of the energy loss or retention when two objects collide. COR has a direct influence on ball speed and therefore distance. 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