I've used Wiseco pistons pretty religously in high performance applications for years. Wiseco Professional Series pistons are designed to take the hard-driving abuse from your performance engine. Wiseco Pistons K580M88 Pistons Wiseco Pistons K580M88 Pro Tru Pistons Sport Compact Series Set of 4 Pistons Recommended RingSet: 8800XX Rings & Pins Included World renowned for our work building race winning pistons, Wiseco utilizes experience from a diverse background of the most sophisticated sport compact engines. Be the first to review “Wiseco Pistons LS1, Compression Height 1.335, 3.903 Bore, Stroke 3.662, Rod Length 6.098, Dome +4.0cc, .943 Wrist Pin, Set Pistons” Cancel reply Your rating * Rate… Perfect Good Average Not that bad Very poor 5 Stars, 1 product ... We’ll take a look and remove the review if it doesn’t follow our guidelines. Mitsubishi 7-Bolt 4G63 1400HD E85 Series Pistons by Wiseco Own a 7-Bolt 4G63 engine and plan on building a motor? They both have the same dish design off the shelf and the same compression ratio. SPI pistons vs. Wiseco vs. Stock? Wiseco is proven to make some of the best pistons on the market! Wiseco Sport Compact pistons are made from dedicated forgings produced in-house to give you a lightweight piston with superior strength and optimal design. The connecting rod is a important link within of a combustion engine. They do … Find Wiseco K474M965 Wiseco Professional Series Pistons and get Free Shipping on Orders Over $99 at Summit Racing! On an STi head (57-58cc) the compression ratio would be the same as the CPs. Wiseco Domestic Automotive Forged Pistons feature dedicated forgings, specially designed valve pockets, unique dome and crown designs, optimized skirt profiles and precision machined ring grooves. Vertex has ceramic materials which handle the heat better and change less dimensionally. Find Wiseco Pro Tru Street Pistons and get Free Shipping on Orders Over $99 at Summit Racing! Wiseco pistons are slightly smaller cold, due to the chosen manufacturer process and material used. These rings have a stainless steel gas nitride top ring, cast iron Napier hook second ring, and flex-vent oil ring with gas nitride scraper rails. These forged 4032 aluminum piston kits are complete with chromium alloy steel piston pins and Spirolox. Wiseco® began the manufacture of pistons 70 years ago when founder Clyde Wiseman started making them in his garage. Discussion Starter • #1 • Dec 29, 2011. Typically vertex cost more than wiseco … Owing to a special alloy, the forged pistons for BMW by WISECO are extremely lightweight and have been reinforced for maximum performance. Click on Over size needed before placing Cart. Performance, Pistons have wear and friction reducing skirt coating. World renowned for their work building race winning pistons, Wiseco utilizes experience from a diverse background of the most sophisticated engines in such venues as Formula 1, Indy Racing League (IRL), NHRA Pro Stock, Moto GP, AMA Superbike, AMA Motocross and Supercross to design and manufacture the highest technology pistons available. I like both pistons. They're forged from either 2168 or 4032 aluminum alloy for maximum strength, and then precision CNC-machined to their intricate final configurations under close tolerances. It runs Wiseco pistons & probably has the highest volume of kits out on the snow with nothing but good results. Box 633 Sheboygan, WI 53082-0633 1-855-HPD-RACE 1,350 Posts . Wiseco's new Garage Buddy engine rebuild kits offer everything you need for a bottom and top end rebuild. Wiseco’s new K635 series piston is the only forged piston utilizing special form tooling for the correctly shaped dome and bowl design. Being the multivalve piston technology leader, this line features specially designed valve pockets, complex dome and crown shapes, the steel nitride/napier rings and optimised skirt profiles. The piston skirt is coated and thus ensures lower friction. Wiseco pistons do in fact run tighter tolerances than cast. They swell to the required dimensions when fully warmed up. The domes in the high compression models are offset to work in stock EV combustion chambers without modification. The piston pins and corresponding clips are also included. Read honest and unbiased product reviews from our users. After that I learned to add an extra .0005" to the clearance spec they recommend on anything aircooled that gets ridden hard. The pistons he made at that time were destined for use in big bore marine engines, and like so many successful companies that began in people’s garages, word of what he was doing spread and soon he was making pistons for friends and so business began to grow. For the best experience on … I used Wossner(RK Tek) pistons in my machine & did so because it was the cheapest/quickest fix to address the excessive piston to cylinder wall clearance that plagues most of the 800 CFI2 engines. We stock a few Wiseco standard pistons. Wiseco - Buy Direct - Horsepower Direct To Your Door! Speed Pro H345DCP 350 Small Block Chevy SBC Flat Top Pistons Coated Piston 5.7" (STD 4.00" Bore Diameter) Speed Pro H345DCP 350 Small Block Chevy SBC Flat Top Pistons Coated Piston 5.7" (.080" or 4.080" Bore). These Wiseco sport compact piston and ring kits give you stronger pistons and tighter tolerances than any other part in your engine, with less internal and external machining. Barry_R wrote:Wiseco makes a perfectly good part.Since the old TRW Clarkwood plant closed they've been the only piston manufacturer that forges their own blanks in house. Details about Wiseco PTS540A3 Pro Tru Pistons AMC 401 V8 -27cc Reverse Dish .30 Over Bore. The sets always come with piston pins, rings, clips and installation and drilling dimensions. In general, Probe, Keith Black Forged, Ross, JE, Wiseco, SRP, Diamond and all use a normal gap of .020" on say a 327/350/400 and you can run about .016" to .018" (dont do this though unless a machine shop or builder tells you to based on ring location) on say a 355 with 9.5:1 and aluminum heads IMO (have done so) Be the first to review this product. Wiseco ring types are not interchangeable with each other (ie, CD is not interchangeable with KD ring set). Wiseco Pro Tru Street Pistons are right up your alley! pistons and includes everything necessary to rebuild your top end. wiseco pistons - ls3/l99 - 4.070" bore - 3.622".927" - 6.125" rod -3.2cc vol - flat top - k398x7 JavaScript seems to be disabled in your browser. ’99-’06 Twin Cam® Stock 4” Stroke Pistons: 4-1/8” bore yields 107” displacement with stock ‘99-’06 (88”) 4” stroke crankshaft, retains stock cylinder height. Once uncorked and properly tuned, it will run with any 250MXer of it's day. The Wiseco Piston / K1 H-Beam Piston and Rod Combo is the Strongest Shelf Stocking Combo available. From the crank to the piston kit, and even an hour meter to track maintenance, everything is included in one box. CP ring lands are thicker than Wiseco ring lands. You did not get any such info from Wiseco, their tolerances are liosted right on their web site, and on the paperwork that comes with their pistons. Wrist pin centerline to piston deck height of 1.265” (center of piston has .050” raised dome, can be cut flat if desired). The Wiseco Pistons are available with 2V PI, 2V TFS, 3V and 4V Valve Reliefs. Interesting. The wiseco sheet shows STi pistons with an RS combustion chamber volume (50-51cc). The only problem with CP PISTONS is the timeframe for custom pistons..... 6 - 8 weeks (but we havent had any returns of custom pistons yet, they look and perform unreal!) Wiseco's advanced forging process and extensive heat-treating and finishing processes ensure the performance and reliability that you demand from your engine. Horsepower Direct P.O. Yea I have read up on on both pistons… BMW forged pistons by WISECO. In defence of Wiseco's, a few motors I look after for a team here running an S3000 modified F1 motor, we had Wiseco pistons custom made, top pinned etc from the Wiseco factory, these have run really well making very good HP, after a strip down they look good. All Wiseco pistons are forged from high silicon, low expansion aluminum alloy. Wiseco arent even in the same league..... there measurements for standard off the shelf pistons vary way too much and dont even get me started on there custom pistons!!! The KDX250 uses a modified KX250 engine. Are you looking for affordable high performance for your street machine? Here we take a look at the components included, and the technology behind them. Wiseco Pistons (Spc) Overbore Kit Pistons and Connecting Rods A piston and a connecting rod have a close partnership with each other. Find helpful customer reviews and review ratings for Wiseco 9300Xx Piston Rings For Wiseco Pistons Only at Amazon.com. They do a good job in the smal engine market but have never really gotten a good grip on the automotive performance world - seems like they change direction every three years. My initial question was asking about the dif between a Wiseco standard piston and a Wiseco Pro-lite, but if OEM performance is … All Wiseco Sport Compact kits come with 1mm x 1.2mm x 2.8mm XX ring sets. This usually means stronger as well. 5. Wiseco pistons come with 1 piston, ring set, wrist pin, and circlips. Wiseco 80” Evolution® Big Twin Pistons $ 0.00. I don't know if this is still appropriate, but hopefully, someone with specific knowledge can chime in. When I first built my Shovelhead I messed up and made the bore clearance too tight and had some serious issues. 1 product rating. 5.0 average based on 1 product rating. Product Description. This offers a superior strength, weight reduction, improved heat transfer and longer life. Other features such as dome brushing, ArmorGlide skirt coatings, gas ports, and advanced ring packages will be found on many of these pistons. I'd heard from a couple people that a Wiseco improves the bottom end and middle just a bit, at the sacrifice of the top end. The MotoSport.com Wiseco Pro-Lite Piston Kit - 2-Stroke includes one of each of the following components with the following attributes: The Wiseco Piston Kit is not just a basic piston replacement, it is a performance piston kit that is more durable than O.E.M. 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