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BMW M3 E30 S14B25 1990-1992
Manufacturers
BMW M3 E30 S14B25 1990-1992
CATCAMS mechanical pushrods, reference CC042, outer diameter: 32.97mm - Price per unit
CATCAMS reinforced steel valve spring cup, part number 99317/S - Sold individually
CATCAMS performance camshafts for BMW 2.3/2.5 16V S14B23 S14B25:BMW M3 E30 1986 - 1992CATCAMS part numbers: 1300686, 1300687, 1300659, 1300660, 1300651, 1300655, 1300664
High-quality Tail Gaskets Exhaust Valves VAG 9A ABF KR BMW S14B23 S14B25 (Tail Gaskets Exhaust Valves VAG 9A ABF KR) for reliable fitment and performance.
Set of FIC high flow injectors, 775cc/min, part IS803-775H, for BMW M3 E30 (S14 engine) and Peugeot or Citroen (XU9, XU10 engines). High impedance, mapping data supplied.
Set of 4 forged 4340 steel connecting rods for BMW M3 E30 2.3 and 2.5 (S14B23 and S14B25 engines).Brands: ZRP (I-beam) Compatibility: M3 E30, M3 Sport Evolution Engine codes: S14B23, S14B25 Bolts included: ARP2000 or L19
High performance forged piston kit for BMW M3 E30 S14B25: bore 94.95 mm, RV 8.12:1, pins 22 mm, alloys 2618/4032, JE/Wiseco/Wossner ranges. Perfect road & circuit, available NSB Concept.
Kit 4 forged Wossner pistons long connecting rods for BMW S14B25: bores 95.28-95.80 mm, RV 12.8-12.9:1, axle 22 mm, CH 25 mm, dome +0.8 cc, segments included.
High-quality Tail gaskets Valves Intake VAG 9A ABF KR BMW S14B23 S14B25 (Tail gaskets Valves Intake VAG 9A ABF KR) for reliable fitment and performance.
High-quality Mechanical tappets BMW M3 E30 S14B23 S14B25 (Mechanical tappets BMW M3 E30 S14B23 S14B25) for reliable fitment and performance.
Kit of ARP2000 rod bolts replacing the original bolts on the OEM rods of BMW M3 (E30) and 320is with S14B20, S14B23 and S14B25 engines.Brand: ARP Engines: S14B20, S14B23, S14B25 Dimensions: M11 x 41 mm Grade: ARP2000
Kit of 10 ARP 8740 cylinder head studs for BMW M3 E30 and 320is (S14).Brand: ARP Engines: S14B20, S14B23, S14B25 Thread: M12 x 1.75 Grade: 8740
Kit of 10 ARP 8740 crankshaft main studs for BMW M10B20 and S14 engines.Brand: ARP Engines: M10B20, S14B20, S14B23, S14B25 Thread: M10 x 1.5 Grade: 8740 steel
Kit of 8 reinforced SUPERTECH exhaust valves for BMW 2.3/2.5 16V S14B23 S14B25:BMW M3 E30 1986 - 1992Part numbers: BMEVN-1010, BMEVI-1006L, BMEVI-1010, BMEVN-1009, BMEVN-1009L, BMEVN-1010L
Kit of 8 reinforced SUPERTECH intake valves for BMW 2.3/2.5 16V S14B23 S14B25:BMW M3 E30 1986 - 1992Part numbers: BMIVN-1010L, BMIVN-1006L, BMIVN-1008-8, BMIVN-1009-8, BMIVN-1009L-8, BMIVN-1010-8
High-quality Reinforced Valve Springs BMW M3 E30 S14B23 S14B25 (Reinforced Valve Springs BMW M3 E30 S14B23 S14B25) for reliable fitment and performance.
Set of 8 trimetal connecting rod half-bearings for the BMW S14 inline-four.Brands and treatments: ACL Race and King Racing Compatibility: M3 and 320is (E30) Engine codes: S14B20, S14B23, S14B25 Available sizes: standard to +0.25 mm, increased-clearance version (HX)
VIBRA-TECHNICS uprated engine mount and axle mount for BMW E30:BMW E30 Saloon, Coupé, Convertible, Touring 1983 - 1993, M20 engineBMW M3 E30 Coupé, Convertible 1986 - 1992, S14 engine
Kit of 32 valve collets for SUPERTECH / FERREA valves, 7mm diameter: Number of grooves to choose References: KPR-VW7-T-32, KPR-VW7-S-32
High-quality BMW M3 E30 S14B23 S14B25 Valve Guides (BMW M3 E30 S14B23 S14B25 Valve Guides) for reliable fitment and performance.
This page covers the 16V S14B25 of the BMW M3 E30, the engine of the final evolutions built from 1990 to 1992.
Its forged pistons belong to this page alone. A first kit gathers the WISECO and WÖSSNER ranges from 94 to 95.8mm bore. A second one, from WÖSSNER, suits a 149.70mm centre-to-centre rod: bores from 95.28 to 95.80mm, a 12.8 to 12.9:1 compression ratio, a 22mm gudgeon pin, a 25mm compression height, rings included. The rest is shared across the S14: ZRP rods, CATCAMS camshafts and cam followers, SUPERTECH valves, guides, stem seals and springs, ARP main studs, ACL and KING RACING bearings, FIC injectors and VIBRA-TECHNICS mounts.
