Opel Engine Performance Modifications
Wonder if ya'll will double check my math with a possible build.
Stock 1.9 block
3.740/95mm bore
2.9862 crankshaft (custom)
5.275 H-beam rods
1.5354 C/H pistons(Wossner)
This should yield nice numbers 1.766 R/S ratio 1.25 B/S ratio.
Rpm power range of 6500-8000 is required.