Product detailed specification

Bore size

92.00mm

Stroke

75.20mm

Mahle compression ratio (CR)

10.1:1

OEM compression ratio (CR)

12.0:1

Dome volume (CC)

2.1cm³

Compression height (CH)

27.30mm

Pin diameter

21mm

Features

Accepts Turbo and Nitrous

Fits for

BMW M3 E90 - 4.0 (S65B40)

Product detailed specification

Bore size

92.00mm

Stroke

75.20mm

Mahle compression ratio (CR)

12.2:1

OEM compression ratio (CR)

12.0:1

Dome volume (CC)

12.2cm³

Compression height (CH)

27.30mm

Pin diameter

21mm

Features

Accepts Turbo and Nitrous

Fits for

BMW M3 E90 - 4.0 (S65B40)

Part number starting with 330

Athena advantages

Reinforced material

Asbestos free composite raw material OE approved

Stainless steel ring (AISI304)

Separate stainless steel rings assure maximum sealing around cylinder bore also on NOS and/or turbo charged engine where boost is over 2 bars. No head and block machining required

Silicon beading

Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages

Product detailed specification

Model number

BMEVI-1006/L

Head diameter

32.00mm

Stem diameter

6.95mm

Length

125.00mm

Material

Inconel 751 / Nimonic

Fits for

BMW M3, M5 - 2.3, 2.5, 3.6, 3.8 (S14B23, S14B25, S38B36, S38B38)

Product detailed specification

Model number

BMIVN-1006/L

Head diameter

37.00mm

Stem diameter

6.98mm

Length

123.00mm

Material

Black nitrided stainless steel

Fits for

BMW M3, M5 - 2.3, 2.5, 3.6, 3.8 (S14B23, S14B25, S38B36, S38B38)