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- DART 496 8. 1L head replacement - Performance Boats Forum
Dart 8 1L 496 iron head Beer 30: Just read your comments on the OSO thread on the new Dart iron 8 1L-496 head and just thought I would address your comments about myself, Raylar, and the Dart head First, I apologize to anyone who is offended or bothered by my 8 1L-496 knowledge and comments
- New 90MM 8. 1L Intake Manifold - GMC Truck Forum
The Raylar Cool Gap manifold is the only difference between the marine and street packages Our truck stage 2 package produces 527hp 581ft-lbs of torque with the modified stock intake manifold, but in the marine application makes 540hp 601ft-lbs
- Big Power mods for the 8. 1 motor! - GMC Truck Forum
Are you thinking about doing more than just upgrading your 8 1's induction and exhaust? If so we have some Big Power mods for you! Raylar Engines now has their Big Power series of modifications available for the late model GM big block These include a set of aluminum cylinder heads that will
- Raylar 8. 1 | Page 2 | GMC Truck Forum
Raylar 8 1 heads ~348cfm Int ~226 cfm Exh (2 195" dia Int 1 79 " dia Exh 11 32" dia stems) Raylar head cfm data obtained from Raylar web site when heads were first made available This data is no longer posted on the Raylar web site that I can find
- 496 Mag HO Build - Performance Boats Forum
This Raylar kit on a stock 496 engine will produce 525HP and 610ft lbs of torque on 87 pump gas with the stock Mercury exhaust as verified by several independant dynos around the country and world over the last 5 years! Put a set of headers like the Dana Flo-torque kit at about $2200 and you now have 570HP also independantly verified by others!
- 8. 1L Whipple 2. 9L Supercharger - GMC Truck Forum
8 1L Whipple 2 9L Supercharger 1 reading Jump to Latest 34K views 31 replies 16 participants last post by Raylar Engineering Jun 11, 2016 Raylar Engineering Discussion starter 104 posts · Joined 2013 #1 · Jun 25, 2015
- Whos got a Raylar kit on their 496? - Performance Boats Forum
Raylar has 496 owners who have had the kits and engines done by Raylar on their boats for over 8 years and many still going strong If you have something you wish to propose for Raylar please mail the information and data to Raylar 4645 Ruffner st Unit G, San Diego, Ca 92111
- RAYLAR??? all good?? bad??? | Performance Boats Forum
Ray Larry (Raylar) are very stand up guys and make a great product!he problem is the Stock 496 lower end With that being said if you are thinking of mods on a 496 DON'T DO IT! Like i said Ray and Larry are great guys and stand behind thier product but those truck engines are not reliable once you start switching intakes,heads,etc Trust me on this
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