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351 windsor piston ring end gaps 


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 Post subject: 351 windsor piston ring end gaps
Posted: Tue Jul 04, 2017 8:19 pm 
Stock as a Rock

Age: 51

Posts: 127

Joined: 13th Mar 2008

Gallery: 1 images

Ride: 03 BA GT XW GT Replica

Location: Legerwood
TAS, Australia

Hi does anyone have any good advice on ring end gaps for 1969 block 351 windsor. Keith Black .030 hyper pistons , Hastings Racing rings, 98 octane fuel , 11:1 comp ratio , Alloy heads. I have been told 18 thou top 20 bottom. Just want some other opinions before I file them back.




 Post subject: Re: 351 windsor piston ring end gaps
Posted: Sat Aug 04, 2018 7:35 am 
Getting Side Ways
User avatar

Age: 68

Posts: 3555

Joined: 7th Nov 2004

Gallery: 4 images

Power: 482 rwkw

Location: Penrith
NSW, Australia

On a performance engine I would gap a little more . I am running.030 top .032 bottom with CPs . Little blow by on turbo motor . Pistons are gas ported .. Built back in 2002 .



As in ZOOM 126 edition
331 Dart block,3.25/ 4340 steel crank, Oliver rods,TFS ported track heat heads, TFS track heat inlet Twin SC61 turbo's
Project 1UZ-EF has started.. S475 Turbo 4.0 V8 Mustang Celica.....

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