I can tell you that I'm imoressed with Cruzin Performance. I sent these out last Thursday and he is already shipping them back. If you need this done contact Rich.

Date: 2-13-05
Vehicle: 85 MAZDA RX-7
Model: 195500-0900
Injector serial #: 502131-502132


Preliminary Test Results
Test pressure = 43.5 psi Injector No.
1 2 3 4 5 6 7 8
Test 1. Injector Resistance 2.2 2.2 0 0 0 0 0 0
Test 2. Leak Down Test (Pass / Fail) P P
Test 3. Spray Pattern (Good / Fair / Poor) F F
Test 4. 30 Second Pulsed Flow Delivery (mL) 85 86 0 0 0 0 0 0
Test 5. 100mL Pulsed Volume 99 100 0 0 0 0 0 0
Test 6. 10 Second Static Flow (mL) 137 138 0 0 0 0 0 0
Test 7. 100mL Static Flow 99 100 0 0 0 0 0 0

Test Results After Service
Test pressure = 43.5 psi Injector No.
1 2 3 4 5 6 7 8
Test 1. Leak Down Test (Pass / Fail) P P
Test 2. Spray Pattern (Good / Fair / Poor) G G
Test 3. 30 Second Pulsed Flow Delivery (mL) 91 91 0 0 0 0 0 0
Test 4. 100mL Pulsed Volume 100 100 0 0 0 0 0 0
Test 5. 10 Second Static Flow (mL) 140 140 0 0 0 0 0 0
Test 6. 100mL Static Flow 100 100 0 0 0 0 0 0
Approximate pound-per-hour flow 71.84 71.84 0 0 0 0 0 0

Parts Replaced
Pintle Caps Seals O-Rings Screens Hoses Clips
2 4 2 2 0 0

Comments

 

I too was impressed with Cruzin Perfomance. I was surprised that my injectors were in pretty decent shape for having 139k on them. I did notice smoother and little quicker acceleration, but at the same time I had cleaned the intakes so that may have helped too.