Maruti Suzuki India — need a invoice copy for zen lx 2001 to make name transfer - reg

I bought one zen lx 2001 bearing reg. No. Tn20 az 4204 from one r ramachandran s/o k. Ramalingam, padi, chennai and being a reserve bank employee the rto chennai gave him road tax exemption. Now i need the invoice value of this zen to make name transfer and also to pay tax. Kindly provide me an inoivce copy of this car since the fc time has already crossed. The chasis no. Is ma3eye[protected] and the engine no. Is giobin 511450. I am the second owner of this car and i can't do name transfer and fc without the inoivce value of this car. The first owner bought this car from ahemadabad, gujrat and it was re-registered in chennai on 2/3/2005. He lost the original invoice copy of this car. My contact no is [protected] and my name is ramasamy vijay and my address is 10/c3 sengunthar nagar east, vengamedu, karur -639006, tamilnadu. Kindly help me.