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All feedback (659)
- t***a (228)- Feedback left by buyer.Past 6 monthsVerified purchasePacked well right part shipped fast
- *****- Feedback left by buyer.More than a year agoVerified purchaseGood buyer, prompt payment, valued customer, highly recommended.
- sospool (14882)- Feedback left by buyer.More than a year agoVerified purchaseExcellent buyer, fast payment, valued customer, highly recommended A+
- speedmasterusadc (94280)- Feedback left by buyer.More than a year agoVerified purchaseGood buyer, prompt payment, valued customer, highly recommended.
- antswms (12995)- Feedback left by buyer.Past monthVerified purchaseQuick response and fast payment. Perfect! THANKS!!
- *****- Feedback left by buyer.Past monthVerified purchaseThank you for an easy, pleasant transaction. Excellent buyer. A++++++.
Reviews (7)

Feb 17, 2016
msd hei
ROTER WAS Bent
Straightened it to oe specs
Set total vacation advance per directions easy
My heads are sucking oil through the valve guides
So I installed AC 2. Marine non fouling spark plugs
Rapid fire
& street fire wires too!
The ignition burns every bit of it
No smoke
More engine vacuum
50 more hp
80 ft lbs more
Excellent driveabilaty
Would buy again
Great for any good or bad engine
It will weak it up with the right plugs

Aug 19, 2019
A+
A+

Mar 30, 2021
missing or wrong parts for 2004 4l80e
missing 2 tab plastic washer
wrong over run imput bushing too big
wrong tailhouse bushing too small