Will a S1/S2 Head fit?

Discuss the RB20, RB25 and RB26 series engines.
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GSDKinked
Posts: 542
Joined: Thu Jul 17, 2008 7:44 am
Car: 1997 240SX LE
Location: West Chester, Pa
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On an RB25DET neo bottom end? Just curious. Also here is the bottom end info....


R34 RB25DET Block
.40 Over Bore, Line Honed, Deck Re-surfaced & Micropolished
R33 RB26DETT Crank, longer Crank Collar
R33 RB26DETT Rods, Micro-polished
CP 87mm RB26DETT Pistons, 8.5:1 Compression, CP Piston Rings
ARP Rod, Main bolts
ACL Race Rod & Main Bearings
Tomei Oil Restrictors

here are the specs for the bottom end:
Cylinder Bore Size 87
Piston Stroke Length 73.7
Head Gasket Bore Diameter 88
Piston Deck Clearance Negative If ABOVE Deck (Use '-') : -0.5715

So what do you guys think?


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GSDKinked
Posts: 542
Joined: Thu Jul 17, 2008 7:44 am
Car: 1997 240SX LE
Location: West Chester, Pa
Contact:

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So no one knows?

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Carl H
Posts: 5985
Joined: Mon Aug 04, 2003 4:09 am
Car: 1995 Nissan 240SX SE RB30DET

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will bolt right on...it is the same block as the r33.
all the differences in the neo lay in the head.


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