Spar parts for PVP 252 Motor             Page 4

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370 Compression spring 4.6x32 8
374 Compression spring 13.2x0.8x52.5  
375 Compression spring 13.3x0.9x48.5  
379 Rubber bellow new type  
382 Bushing between 379 and 380  
380 Valve rod housing, fit to 365 & 366 2
381 Bushing  6/12x42 fit to no. 383 2
     
384 Valve piston  
 
   
 385 Spring for 379  
 389 Piston pin  15x45  
 
390 Needle bearing 15/19x19.6 2
392 Piston ring  54x1, for 394, 395, and 396
3962 Piston ring  54x0.8, for piston 3965 and 3975
 
394 Piston Vertex  53,94, piston pin is 26 mm. from top
 
395 Piston Vertex  53,95, piston pin is 26 mm. from top
 
396 Piston Vertex  53,96, piston pin is 26 mm. from top
 
3965 Piston Vertex  53,965, piston pin is 24 mm. from top
 
3975 Piston Vertex  53,975, piston pin is 24 mm. from top

Piston 395, 396, and 397 fit together with rod no. 224, with 113 mm. center distends.

Piston 3965 and 3975 fit together with rod no. 226, with  115 mm. center distends.

with 120 mm. rod can you use 3965 and 3975 with a 5 mm. spacer

with 120 mm. rod can you use 394, 395 or 396 with a 7 mm. spacer

The diameter of the cylinder is 54.01 to 54.02