Make Model Spec EXPERT II. EXPERT II. 16 OPTEXPERT II. 16 OPT II.EXPERT. 1.6 HDI 90 1000 L1H1EXPERT. 1.6 HDI 90 1200 L1H1 L2H1EXPERT. 2.0 HDI 130 1000 1200 L1H1 L2H1EXPERT. 2.0 HDI 163 L1H1 L2H1EXPERT. 2.0 HDI 98 1000 1200 L1H1 L2H1 What should my pressure be?