Lexluther
Well-Known Member
MMR everything they sell has a no return policy :headbonk: that sounds more like a sales orientated business. I wished everything I did had no returns, penalties, or consequences life would be great!Now I wouldn't be surprised if the Voodoo didn't have a billet set. I WOULD be if it did, hence my trying to find the resource to validate.
On that note, does anyone make a Voodoo oil pump gear set that's billet and NOT from those MMR crooks?
I picked up a set of OPG and crank sprocket from TSS (Triangle Speed Shop) they blueprint every OPG before its sent out and Rockwell test. Fitment was confirmed as all other OPG's and sprockets they cross reference between coyotes and voodoo. TSS confirmed OPG gear itself and sprocket was powdered metal as coyote and only voodoo pump housing was different due to different style of oil pickup tube.
My decision was based on reading multiple coyote forum threads across different forums when I google searched "MRR failure" where racing engine builders stated they've had failures and lost 20-25k engines with MRR OPG and went to the TSS OPG. There was about 3-4 engine failures that I read about. I'm sure in a street app maybe the MMR OPG are good and no reported crank sprocket failures but if I was going to do it I wanted to overdo it and never worry about it as the voodoo spins a lot higher than the coyote for which these parts are designed for. I will say the topic is a heated one and vastly debated I don't want to start that here rather just relay my decision making process and what I went with. A google search and about an hour you can make up your own mind. There was some good things said about Boundary OPG also but not as much info on them as the TSS.
Here's TSS's lit:
Comparison to the Competition:
– There is no comparison, our product is second to none!!!
Sure there are other “cheaper” oil pumps on the market but we all know where cheaper gets us when building race inspired engines.
Here are our standard specs:
– AMERICAN made chromoly steel billets
– Heat treated to custom specifications to create a perfect balance of strength and wear resistance
– Machined with tolerances held to +/- .0005″
– Computer controlled precision surface ground to perfection
– Each and every piece of every gear set’s hardness is verified via Rockwell Scale
– All parts hand deburred and finished
– Every set is selected by measurement to be grouped with its mate
– All tolerances measured and blueprinted to verify pieces are within +/- .0005″
– Billet gear sets are then installed in their housing and checked for proper gear to housing clearances
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