rb25det main studs

Discuss the RB20, RB25 and RB26 series engines.
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240drfter
Posts: 49
Joined: Sun Jul 27, 2008 9:19 am
Car: 1990 240sx hatchback rb25det(sold without motor)
1993 vert built rb25det he351cw (for now) in progress
Location: valdese north carolina

Post

hi, ive got some arp main studs and was getting ready to assemble my motor when somone i new happen to say that i needed my block line bored in order to use studs. ive never heard that before but i need to make sure itll be ok...just wondering how many people have just installed the main studs without line boring..and if they had issues or not....the motors gonna be built with ( eagle rods, weisco pistons, arp head studs, port and polish head with 5 angle, greddy style intake q45 tb, top mounted hx35, 750cc injectors) ...so i really dont want to mess anything up........any info will be appreciated.


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StricNyne
Posts: 3725
Joined: Thu Oct 30, 2003 1:11 pm

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i did mine, machinist told me same thing said it has something to do with differant types of torque specs and how the bolts dont stretch or some s*** like that, i trust him so i did it, he makes 1000hp motors all day not that i need 1000hp i didnt wanna chance it

User avatar
240drfter
Posts: 49
Joined: Sun Jul 27, 2008 9:19 am
Car: 1990 240sx hatchback rb25det(sold without motor)
1993 vert built rb25det he351cw (for now) in progress
Location: valdese north carolina

Post

cool thanks....any one else maybe someone that didnt line bore....oh and some extra info i didnt blow my motor up or anything just pulled apart stock running to build


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