Z31 Library mediawiki https://dev.z31library.com/wiki/Main_Page MediaWiki 1.43.8 first-letter Media Special Talk User User talk Z31 Library Z31 Library talk File File talk MediaWiki MediaWiki talk Template Template talk Help Help talk Category Category talk Forum Forum talk 0 1 7949 7947 2026-05-17T04:23:27Z XenonzcarImporter 1546 Condense static archives to dedicated page link 7949 wikitext text/x-wiki {| style="width:100%; border:0;" | style="vertical-align:top; padding:0 12px 0 0;" | '''Welcome to the Z31 Library''' — a community-maintained reference for the Nissan 300ZX (Z31, 1984–1989). |} == Z31 quick reference == {| class="wikitable" style="width:100%" ! colspan="4" | Engine specs |- ! Engine !! Displacement !! Power (US) !! Torque (US) |- | VG30E (N/A) || 2,960 cc (3.0 L) || 160 hp @ 5,200 rpm || 174 lb·ft @ 4,000 rpm |- | VG30ET (turbo) || 2,960 cc (3.0 L) || 200 hp @ 5,200 rpm || 227 lb·ft @ 3,600 rpm |} {| class="wikitable" style="width:100%" ! colspan="4" | Engine internal specs |- ! Engine !! Bore × Stroke !! Compression !! Configuration |- | VG30E || 87 mm × 83 mm || 9.0:1 || V6 SOHC 12-valve |- | VG30ET || 87 mm × 83 mm || 7.8:1 || V6 SOHC 12-valve + IHI turbo |- | VG30ET (W series) || 87 mm × 83 mm || 8.3:1 || V6 SOHC 12-valve + T25 watercooled turbo |} === Oil change === {| class="wikitable" |- ! Engine !! Filter !! Capacity (w/ filter) !! Recommended viscosity |- | VG30E || Nissan 15208-43G00 (or equivalent) || 3.75 qt (3.6 L) || 10W-30 (factory) · 5W-30 acceptable |- | VG30ET || Nissan 15208-43G00 (or equivalent) || 3.75 qt (3.6 L) || 10W-30 (factory) · 5W-30 acceptable |} * Change interval: every 3,000 mi (conventional) or 5,000 mi (synthetic) * Drain plug torque: 22–29 lb·ft (29–39 N·m) === Transmission fluid === {| class="wikitable" |- ! Trans !! Type !! Capacity |- | FS5W71C (5-speed MT) || GL-4 MTF (75W-90 or 80W-90) || 2.5 qt (2.4 L) |- | RS5F50A (5-speed MT, 1988–89 N/A) || GL-4 MTF (75W-90) || 2.4 qt (2.3 L) |- | RE4W03A (4-speed AT) || Dexron II/III ATF || 7.4 qt total (3.2 qt service fill) |} === Coolant === * System capacity: ~8.5 qt (8.1 L) * Factory spec: 50/50 green ethylene-glycol coolant * Thermostat opens: 82 °C (180 °F) === Spark plugs === {| class="wikitable" |- ! Engine !! OEM plug !! Gap |- | VG30E || NGK BKR5E-11 / Nissan 22401-01P15 || 1.1 mm (0.043 in) |- | VG30ET || NGK BKR6E-11 / Nissan 22401-01P16 || 1.1 mm (0.043 in) |} === Timing belt === * Replacement interval: 60,000 mi (96,000 km) * See [[Z31/timingbelt|Timing belt replacement]] for full procedure === Tire sizes (stock) === {| class="wikitable" |- ! Year !! Front !! Rear |- | 1984–1985 || 205/60R15 || 225/50R15 |- | 1986–1989 || 205/60R15 || 225/50R15 |- | 1987–1989 2+2 || 205/60R15 || 225/50R15 |} * Factory rim: 15 × 6.5 JJ (front), 15 × 7.0 JJ (rear) == Z31 reference == * [[Z31]] — Z31 hub page * [[Z31/reference|Z31 reference index]] — full XenonZcar Z31 reference * [[Z31/basics|Z31 basics]] · [[Z31/issues|Common issues & fixes]] · [[Z31/mods|Modifications]] * [[Z31/z31fsm_php|Factory Service Manuals (FSM)]] · [[Z31/z31ownersmanuals_php|Owner's manuals]] * [[Z31/Nuts_and_Bolts|Nuts & bolts — thread pitch, torque specs]] * [[Z31/Models|3D / STL / 2D models — printable parts & fabrication files]] * [[:Category:Imported from Xenonzcar|Browse all imported XenonZcar pages]] == Related Z-car content == * [[S30]] — 240Z / 260Z / 280Z (1970–1978) * [[S130]] — 280ZX (1979–1983), predecessor * [[Z32]] — 300ZX (1990–2000), successor == Forums == * [[Forums/Z31P|z31performance.com archive]] — Sept 2024 import, ~2762 threads organized by category * [[Forums|Forums landing]] — all forum archives == Static site archives == [[Static Archives]] — 15 preserved sites including z31.com, thumper300zx, xenonzcar, zhome, robrobinette, msextra, nistune, and more. == Getting started == * [[Special:RecentChanges|Recent changes]] · [[Special:AllPages|All pages]] · [[Special:Categories|Categories]] mfwjh3i3mqcc9bq4lpifo968a89rll8