Mahle MS Piston Set BBF 544ci 4.390in Bore 4.5in Stroke 6.7in Rod 0.990 Pin -8cc 11.1 CR Set of 8 - 930022790

Piston (set) - BIG BLOCK FORD for the KAASE BOSS NINE CYLINDER HEAD — 521cid 4.390 x 1.345RCH, 4.300stroke,6.800rod,0.990pin,-8.4cc,602g,11.0CR, 4032

Application

Ford Big Block 521 cu in.

Features & Specs

• Coatings: Phosphate + Grafal
• Clip Style: Round Wire
• Pin Wall Thickness: 0.18
• UCR Material: Ductile Iron
• UCR Coating: Plasma Moly
• Rings Included: Y
• Piston Style: Flattop, w/ 2 valve reliefs
• Piston Ring Thickness: 1.5mm, 1.5mm, 3.0mm
• Piston Material: Forged, 4032
• Piston Mass: 602g
• Pins Included: Y
• Pin Style: Floating
• Clips Included: Y
• Pin Material: Steel
• Pin Mass: 148g
• Pin Length: 64.0mm
• Pin Diameter: 25.146mm
• Package Quantity: Sold as a set of 8
• OCR Thickness: 3.0mm
• OCR Tension: Standard
• OCR Material: Chrome plated stainless steel
• LCR Thickness: 1.5mm
• LCR Material: Cast Iron
• LCR Coating: Phosphate
• File Fit: Y
• Crown Volume: -8.4cc
• UCR Thickness: 1.5mm

Country of Origin: US  |  Package: Sold as a set of 8

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