Forged pistons 2.7L 12v 911 Porsche

Marque Forged Pistons

Condition: New product

Forged pistons Porsche 911 2.7 (1974-1977): bore 90 mm, pin 22 mm, CR 8.0-8.5:1. Sorted table, compatibilities (911/81/82/92/93/83), vehicles and OEM references 911.103.949.xx / 911.103.928.01.

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Specifications of the forged pistons offered by NSB Concept for Porsche 911 2.7 L (G‑Series 1974–1977, 12 valves) :

Reference	OEM Bore 90,00 mm	OEM CR 8,0–8,5 :1 (T/S/Carrera)	OEM Pin 22 mm	Height OEM Pin 34,00 mm	Range	Coating	Aluminium	Forging	Dome	Weight	Rings
JE-261663	90	9.5:1	22	34.0	JE Round	NC	2618.0	Round	21.8	404	NC
JE-353235	90	9.5:1	22	33.9	JE Round	NC	2618.0	Round	21.8	NC	NC
K9578DA	90	9.5:1	22	33.7	Wossner	NC	NC	Round	20.97	NC	GNH90.00
JE-381250	90	10:1	22	33.9	JE	NC	4032.0	NC	25.3	NC	NC
JE-261664	90	10.5:1	22	34.0	JE Round	NC	2618.0	Round	27.3	419	NC
JE-353236	90	10.5:1	22	33.9	JE Round	NC	2618.0	Round	27.3	NC	NC
K9413DA	90	11.6:1	22	33.7	Wossner	NC	NC	Round	31.5	NC	GNH90.00
JE-350530C*6	90	13:1	22	34.0	JE	NC	NC	NC	37.3	NC	NC
JE-261665	92	9.5:1	22	34.0	JE Round	NC	2618.0	Round	19.7	403	NC
JE-353237	92	9.5:1	22	33.9	JE Round	NC	2618.0	Round	19.7	NC	NC
K9578D200	92	9.5:1	22	33.7	Wossner	NC	NC	Round	19.38	NC	GNH92.00
JE-381251	92	10:1	22	33.9	JE	NC	4032.0	NC	23.3	NC	NC
JE-261666	92	10.5:1	22	34.0	JE Round	NC	2618.0	Round	25.5	420	NC
JE-353238	92	10.5:1	22	33.9	JE Round	NC	2618.0	Round	25.5	NC	NC
K9413D200	92	11.6:1	22	33.7	Wossner	NC	NC	Round	31.5	NC	920XSY
JE-353239	93	9.5:1	22	33.9	JE Round	NC	2618.0	Round	18.6	NC	NC
JE-381252	93	10:1	22	33.9	JE	NC	4032.0	NC	22.3	NC	NC
JE-353240	93	10.5:1	22	33.9	JE Round	NC	2618.0	Round	24.5	NC	NC

Compatibility (engine codes):

911/92 — 2.7 (K‑Jandronic), 150 hp (RoW).
911/93 — 2.7 S (K‑Jandronic), 175 hp (1974).
911/81 — 2.7 (K‑Jandronic), 165 hp (1976–1977).
911/82 — 2.7 S (K‑Jandronic), 175 hp (1976–1977).
911/83 — Carrera 2.7 MFI, 210 hp (1974–1976, Europe).

Original vehicles equipped with the flat‑6 2.7 :

Brand	Model	Engine code	Power	Years
Porsche	911 2.7 (base)	911/81	165 hp	1976 – 1977
Porsche	911 2.7 (base)	911/92 (RoW)	150 hp	1974 – 1975
Porsche	911 2.7 S	911/82	175 hp	1976 – 1977
Porsche	911 2.7 S	911/93	175 hp	1974
Porsche	911 Carrera 2.7 (CIS)	— (US/Canada)	175 hp	1974 – 1975
Porsche	911 Carrera 2.7 MFI	911/83	210 hp	1974 – 1976
Porsche	911 Carrera RS 2.7	911/83	210 hp	1973

OEM piston references :

911 2.7 / 911S (K‑Jandronic, 8,5:1) : 911.103.949.01 (Nikasil, Ø90,0) ; variant 911.103.949.02 depending on model year/fournisseur.
Carrera 2.7 MFI (8,5:1, 911/83) : 911.103.928.01 (Mahle 503 60 92, Ø90,0).

the references may vary depending on market, year (G/H/I/J/K-seriess) and suffixes. Check imperatively via the Catalog / VIN before ordering.

Warning: Before installation, please verify the integrity and conformity of each component of the piston kit as well as the correctness of the assembly in the engine; any warranty is strictly limited to the parts included in the piston kit.

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