Forged Mahle 4032 Fast Road 450 BHP Pistons 93.0mm Subaru Impreza P1 WRX STi | Advanced Automotive
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Forged Mahle 4032 Fast Road 450 BHP Pistons 93.0mm Subaru Impreza P1 WRX STi

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These Pistons Are Tried And Tested By Some Serious Engine Builders Pushing The Limits Of Reliability And Have Reached Over 500BHP With This Exact Piston.

The Mahle Brand Piston Is Well Known For Its Piston Technology And In This Case They Have Used Their Knowledge From Formula 1 Engine Technology To Produce A Piston With Some Unique Features.

Forged From A Low Expansion Silicon Alloy 4032 Material And Uses A 2 To 3 1/2 Thou Running Clearance.

For Quiet Operation On Road Cars.

Very Light Weight And Only 354 Grams Each.

Low Friction Wasted Skirt And Coated For High Rpm Reliability.

Pressure Balance Groove Below Top Ring--designed To Balance The Pressure On The Top Compression Ring And There For Restricting Blow By And Power Loss.

Forced Gudgeon Pin Lubrication Via The Oil Ring Drain Holes--keeping The Pin Well Oiled And Cooled--this Is Essential For Major Bhp Also Suitable For Nos.

There Are Many More Things That Could Be Said But With All The Forged Pistons That Are Available On The Market Today Like Omega And JE Which Are Very Good And Some Others That Are Cheap Cheerful With All The Hype ,These Mahle Pistons Are The Ones To Trust For Quality And A Specification That Is Second To None.

They Can And Have Been Used On All EJ20 Turbo Variants From 1992 To 2005--Impreza Or Legacy--Regardless Of Oem Piston Crown Design.

These Forged Mahle Pistons Along With The Cometic/Cosworth Gaskets We Can Supply With Them- W ill Go To 450 Bhp And More--depending On The Crank-rods And Head Bolts Used And More Important The Fueling And Ignition Timing Etc.

If You Want 4 Forged Pistons With Rings And Pins That Are Ready To Fit To Standard Length Rods And Standard Stroke Crankshaft With No Questions To Ask Then These Are One Of Your Best Options.

A Direct Replacement For All EJ20 Turbo Engines Including Version 9 And Spec C VVC Engines--Excellent Value For Money And A Trusted Brand.

Complete With Rings, Gudgeon Pins And Subaru Type Double Tang Circlips.

Closed Deck Block Users Should Check Skirt To Oil Jet Contact.

We Use This Setup In Our Workshop And Have Ran Over 500 bhp With Them.

If Any Advice Is Required Do Not Hesitate To Call Us.

Piston Size Is 93.00mm
12cc Bowl
1.287" Or 32.69mm Compression Height
23mm High Quality German S teel Piston ins
Mahle Top Quality Piston Rings
  • Brand: Mahle
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