Salam,
My cousion on that mechainic which u told us autually the real ustad name is Hanif he check my car and his mazdori will be 3000 in case of change ring only or if pistion then it will be 4500 the appartus(saman) cost will be 3500 in case of change ring only.Wasa wo reasonable hee engine samna open karna ka nahe kaha uss na
He also visit suzuki autorized dealer to ask the price of parts they told mention below list
1-
RING SET 12140-78412-050 7,000
PISTON SET 12111-78403-050 10,150 (3PCS)
VALVE INLET 12911-78101 3,386 (3PCS)
VALVE EXHAUST 12915-84010 5,360 (3PCS)
All price SGP Genuine parts (JAPAN)
2-
We are apologize for late reply. To overhaul your vehicle engine you need some more parts as per condition. Please bring your vehicle we have the cheapest rate of labour among all authorized 3S dealership of Pak Suzuki. Remember that we have Suzuki Genuine Parts as per company rate list.
Ring 1718 x 3 = Rs. 5154
Piston 2722 x 3 = Rs. 8166
Valve (intake) 973 x 3 = Rs. 2919
Valve (exhaust) 1540 x 3 = Rs. 4620
now see itna differece ab samja ma nahe ata keya keya ja.