REAR EXHAUST HIGH TORQUE RTR Z25 PARTS LIST


HARDWARE

4 10-24 X 1/2 Front motor mount
3 5/16 X .058 wall X 1.100 Pull starter standoffs
3 10-24 X 1 1/2 Flat head Pull starter standoff screws
2 8-32 X 7/8 Source coil bolts
2 5/16 X .275 Stainless steel Source coil standoffs
2 5/16 X .050 Stainless steel Source coil mounting washers and base bolts
4 10-32 X 3/4 Intake manifold bolts (2) and (2) tuned pipe flange
4 10-24 X 1 3/4 Flat head Case screws
10 5-40 X 5/8 Cylinder head bolts
4 6-32 X 3/4 Water cover bolts
3 10-32 Thread Hose barbs
2 1/8 X 3/8 Dowel pins Cylinder base
2 Wrist pin circlips RedMax part# 1260-41320
1 Silicone o-ring Water cover
2 #8 Washer Ignition coil mt.
2 8-32 X 3/8 Bolts Ignition coil mt.
2 10-32x3/16 Set screw Pulse ports block off screws
2 #10 Washer Goes under head of intake manifold bolts
1 Silicone o-ring Head button

BASE BOLT KIT

 4 8-32x5/8 Bolts For cylinder base
4 5/16 x. 050 Stainless steel Cylinder base washers
4 #8 Belleville Washers Cylinder base lock washers
1 Base Gasket For cylinder base
 1 Intake manifold gasket Used in between intake manifold and cylinder
HARD PARTS

1 Watercover 1 SPARK PLUG NGK CMR7H
1 Head button 1 SPARK PLUG SPACER .060”
1 Cylinder casting & sleeve
1 Set of cases
1 Ignition plate
1 RCMK rear exhaust piston RCMK R254 Piston #0207000023
1 Zenoah 260 Ring

*WARNING: DO NOT USE A RCMK R254 PISTON THAT THE OUTSIDE HAS BEEN TURNED DOWN OR RELIEVED IN ANY WAY. IT MUST BE TOTALLY STOCK ON THE OUTSIDE OR SEVERE SLEEVE DAMAGE WILL RESULT. YOUR ENGINE ALREADY HAS THE CORRECT PISTON TO CYLINDER WALL CLEARANCE TO PREVENT PISTON SEIZURES.