Mahle 4.065 Bore 4.000 Stroke 6.125 Rod -5.8cc LS3 Forged Pistons and Rings 4032

Mahle Motorsport Powerpak Forged Pistons 4032 High silicon material 930227965 Includes premium Mahle Performance low drag ring set (1.0,1.0,2.0mm file fit) First photo is generic. Use single piston photos for reference. Listing is for a full set with rings BORE 4.065" STROKE 4.000" ROD 6.125" COMP HEIGHT 1.110" PIN DIAMETER 0.927" VOLUME 5.8CC (valve pocket) WEIGHT 426G MATERIAL 4032 High Silcone COMPRESSION RATIO 64cc head=11.9 70cc head=11.1 72cc head=10.9 2618 Alloy has a low silicon content. 2618 alloy has a greater expansion rate but is higher strength and more resistant to harsh conditions. Because of the greater clearance required 2618 pistons can be noisy on start up but will go away when operating temperature is reached 4032 Alloy has a higher silicon content. A great forged piston for power applications but less forgiving to detonation. Because of the lower expansion rate you generally run a tighter clearances which generally makes for a quieter engine. Great for street performance engines and owners who are looking for OE quiet operation and still able to handle power add-ons. If you need any help finding the right piston for your build contact us Mon-Fri 8-4 Here at Malex Motorsports all of our items are in stock in our Sydney based store, ready to ship or pick up. NOW IN SMEATON GRANGE!