To use it on petrol engines you will have to use either the t-piece after the fuel filter or find a cap in the fuel that one of the adapters will fit. 25PCS Diesel Injector Seat Cleaning Brush Tool Engine Injectors Cleaner Kit UK.
eBay
VDO Water Temperature Gauge/Oil Pressure Gauge/Voltmeter/Oil Temperature Gauge/Fuel Gauge 52mm 12V 24V Optional
Aliexpress UK
Suitable for Petrol and Diesel fuel types. supplied in blow moulded storage case.
eBay
Greddi Sirius LCD Car Gauge Boost Water Temp Oil Temp Oil Press RPM Speed Meter Fuel pressure Air-fuel ratio EGT Gauge 7 Colors
Aliexpress UK
Suitable for Petrol and Diesel fuel types. Comprehensive fuel pump pressure test kit of adaptors and fittings for modern Schrader test port fuel injection systems.
eBay
Oil Pressure Gauge Water Pressure Meter Pressure Gauge Mini Pressure Gauge For Fuel Air Oil Or Water 0-4bar / 0-60psi NPT
Aliexpress UK
TU-114 Fuel Pressure Gauge Auto Diagnostics Tools For Fuel Injection Pump Tester. 1x Pressure Tester Set. Kit includes copper adapter. Comprehensive kit of adaptors and fittings for modern Schrader test port fuel injection systems.
eBay
AD 52mm Fuel Level Gauge + Gauge Holder Water Temp Meter Oil Temp Celsius Fahrenheit Oil Pressure Gauge Voltmeter Fuel Gauges
Aliexpress UK
FOR NISSAN QASHQAI PETROL LEFT LOWER FRONT GEARBOX ENGINE MOUNT 2007-2013 J10. User-Friendly: Fuel Injector injection pump pressure tester with a quick release valve button for easy, single-handed operation.
eBay
Racing 1/8 NPT Oil Fuel Pressure Gauge Liquid Filled Polished Case 0-100 psi Oil Press Gauge Fuel Gauge black Face
Aliexpress UK
Suitable for Petrol and Diesel fuel types. Comprehensive fuel pump pressure test kit of adaptors and fittings for modern Schrader test port fuel injection systems.
eBay
1/8 NPT Fuel Pressure Gauge Liquid 0-160 psi Oil Press Gauge Fuel Gauge White Face Universal Black
Aliexpress UK
Suitable for Petrol fuel types. Comprehensive fuel pump pressure test kit of adaptors and fittings for modern Schrader test port fuel injection systems.
eBay
Greddi Sirius 7 Colors LCD Head Up Display Boost Water&Oil Temp Oil Press RPM Fuel Pressure Air-fuel ratio EGT Gauge
Aliexpress UK
Suitable for Petrol and Diesel fuel types. Comprehensive fuel pump pressure test kit of adaptors and fittings for modern Schrader test port fuel injection systems. supplied in blow moulded storage case.
eBay
AD 85MM Fuel Pressure Measurement 4 In 1 Multifunction Gauge Oil Pressure Gauge Fuel Level Water Temp Meter Voltmeter with Alarm
Aliexpress UK